Answer:
3: C 4:C 5:D
Step-by-step explanation:
what is the mode of the following data: 47 republicans, 49 democrats, and 52 independents?
Answer:
There is no mode for the following data.
Step-by-step explanation:
This is because the mode is the value which occurs most frequently in a data set. yet there is not a piece of data that appears the most frequently.
The mode of this data set is the Independents.
The mode is a statistical term that refers to the value that appears most frequently in a data set. In this case, you have provided data on the number of Republicans, Democrats, and Independents. There are 47 Republicans, 49 Democrats, and 52 Independents.
To determine the mode, we simply look for the highest count among the three groups. In this case, we can see that the group with the highest count is the Independents with a count of 52.
Therefore, the mode of this data set is the Independents. This tells us that Independents are the most frequent group in this particular data set. Remember, the mode is just one way to describe the central tendency of data and should be considered alongside other measures like the mean and median for a more comprehensive understanding of the data distribution.
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What multiplication equattion can be used to explain the solution to 15 / 1/3
Step-by-step explanation:
15 / (1/3) is equal to 15 x 3/1 = 15 x 3 = 45
GENERATE THE FIRST 4 Terms of f(n)=-2(n-1)+8
Help
Answer:
8, 6, 4, 2
Step-by-step explanation:
f(n)=-2(n-1)+8
Plug n =1
f(1)=-2(1-1)+8 = - 2*0+8 = 0+ 8 = 8
Plug n =2
f(1)=-2(2-1)+8 = - 2*1+8 = - 2+ 8 = 6
Plug n =3
f(1)=-2(3-1)+8 = -2*2+8 = -4+ 8 = 4
Plug n =4
f(1)=-2(4-1)+8 = -2*3+8 = -6+ 8 = 2
Can someone please help me ?!?!
How can you look at the equation of two lines and determine if they will be parallel?
Answer:
If the two lines have the same slope, they are parallel but they can't be the same line
Step-by-step explanation:
What are the factors of polynomial function g?
The factors of the function, g(x) = x³ + 2x² - x - 2 is, C. (x - 1)(x + 1)(x + 2).
What is a factor of a polynomial?We know that if x = a is one of the roots of a given polynomial x - a = 0 is a factor of the given polynomial.
To confirm if x - a = 0 is a factor of a polynomial we replace f(x) with f(a) and if the remainder is zero then it is confirmed that x - a = 0 is a factor.
Given, A cubic polynomial, g(x) = x³ + 2x² - x - 2.
Now, From the options if (x - 2) is a factor then x - 2 = 0, x = 2 ⇒ g(2) = 0.
g(2) = 2³ + 2.2² - 2 - 2.
g(2) = 8 + 8 - 2 - 2.
g(2) = 12, So x - 2 is not a factor.
Let, x + 2 = 0, x = - 2.
g(-2) = - 8 + 8 = 2 - 2.
g(-2) = 0, So, x + 2 is a factor, And we know a cubic polynomial has three factors.
Therefore, g(x) = x³ + 2x² - x - 2 = (x - 1)(x + 1)(x + 2).
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solve for n
2n+3= -3.2
Answer:
-3.1
Step-by-step explanation:
2n+3=-3.2
2n=-6.2
n=-3.1
Answer:
n= -3.1
work is shown in the picture
Rina spins the spinner below 30 times. A success occurs when the spinner lands on a number that is greater than 6. A spinner is divided into 8 equals sections and the sections are labeled 1 through 8. What is the probability of a success and a failure for this experiment? P (success) = one-fourth; P (failure) = Seven-eighths P (success) = one-fourth; P (failure) = Three-fourths P (success) = three-fourths; P (failure) = one-fourth P (success) = seven-eighths; P (failure) = One-eighth.
The probability of an event can not be more than the number 1.
The probability of success is 1/4.The probability of failure is 3/4.What is probability?
Probability of an event is the ratio of number of favorable outcome to the total number of outcome of that event.
As the probability of an event can not be more than the number 1.
Thus the probability of failure of a event is equal to the difference of the 1 to the success of the event. As,
\(\rm Probability \; of \;failure = 1-Probability\; of \;success\)
Given information-
Rina spins the spinner less than the 30 times.
A success occurs when the spinner lands on a number that is greater than 6.
A spinner is divided into 8 equals sections and the sections are labeled 1 through 8.
As the probability of success occurs when the spinner lands on a number that is greater than 6, thus the number should grater than six.
This number should be less than 30 as the spinner spins less than the 30 times.
Thus the total number of outcome of this event is,
\(=30-6\\=24\)
Thus the probability of success is,
\(P=\dfrac{6}{24} \\P=\dfrac{1}{4}\)
Hence the probability of success is 1/4.
As the probability of failure of a event is equal to the difference of the 1 to the success of the event.
Thus the probability of failure is,
\(P^-=1-P\\P^-=1-\dfrac{1}{4} \\P^-=\dfrac{4-1}{4} \\P^-=\dfrac{3}{4} \\\)
The probability of failure is 3/4.
Hence,
The probability of success is 1/4.The probability of failure is 3/4.Learn more about the probability here;
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Answer:
Option B)
Step-by-step explanation:
Correct on edge22
I need this ASAP, I’ll give brainliest if correct.
Answer:
b
Step-by-step explanation:
other person answered, just need some points
Which statement best describes the relationship between a rectangle's side length and area as represented by the 32 28 24 graph. 15 20 16 32 12 8. 1.25 4 1.57 8 10 2.20 length (inches) A. As the side length increases by 1, the area increases and then decreases by an 2.50 equal amount. 3.20 B. As the side length increases by 1, the area increases and then decreases by an 2.90 equal factor. 3. C. As the side length increases by 1, the area does not increase or decrease by an equal amount. D. As the side length increases by 1, the area does not change. slope area (square inches)
As the side length increases by 1, the area does not increase or decrease by an equal amount.
What is the area?
A two-dimensional figure's area is the amount of space it takes up. In other terms, it is the amount that counts the number of unit squares that span a closed figure's surface. In general, square units such as square inches, square feet, etc. are used as the standard unit of area.
As shown in the graph, the area values are not constantly increasing or decreasing, at 2 values of side length, area is same, at the side length= 9 inches, there is no area at all..
So,
As the side length increases by 1, the area does not increase or decrease by an equal amount.
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AJSKASJASJJAJSKJSAKSJAJKS What is x
ricardo runs 10 miles on saturday. if he doubles his uusual speed, he can run 10 miles in an hour less than his usual time. What is his usual speed
If he runs at his usual speed for 10 miles, it would take him 10/x hours. Ricardo's usual speed is 5 miles per hour.
Let's assume Ricardo's usual speed is "x" miles per hour.
If he runs at his usual speed for 10 miles, it would take him 10/x hours.
If he doubles his usual speed, his new speed would be 2x miles per hour. Running at this speed for 10 miles, he can complete the distance in (10/2x) = (5/x) hours.
According to the given information, he can run 10 miles in an hour less than his usual time. So, we can set up the equation:
10/x = 5/x + 1
To solve this equation, we can multiply both sides by x to eliminate the denominators:
10 = 5 + x
Subtracting 5 from both sides:
x = 5
Therefore, Ricardo's usual speed is 5 miles per hour.
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can i get a little help on this one please? asap.
³√5 / ⁴√5 = ¹²√5 = 5^1/12
5^1/12
Answer:
the answer is 5/|1 5
Step-by-step explanation:
What is equivalent expression to 2a
Answer:
2a
Step-by-step explanation:
up at the top is the answer
Does anyone know this answer????
Please and thank you
Answer:
cat is 6 pumpkin is 12 pot is 14 so 6+14-12=8
Step-by-step explanation:
A bus and a Nissan left Nairobi for Eldoret a distance of 340km at 7:00am. The bus travelled at 100km/hr while the Nissan at 120km/hr. After 30 minutes the Nissan had a puncture which took 30 minutes to mend. A) Find how far from Nairobi did the Nissan catch up with the bus (5mks) b) At what time of the day did the Nissan catch up wit the bus (2mks) c) At what time did the bus reach Eldoret (3mks)
The answers are explained in the solution.
Given that, a bus and a car have speed of 100km/hr and 120km/hr.
They are covering a distance of 340 km, they started travelling at 7:00 am,
Speed = distance / time
A) Bus travelled in 30 minutes = 100 × 0.5 = 20 km
After 30 minutes = 100 × 0.5 = 20 km
Total distance by bus in 1 hour = 40 km
Car covered in 30 minutes = 120 × 0.5 = 60 km
Distance between them = 60-40 = 20 km
Relative speed = 120-100 = 20 km/h
Time to catch up = 20/20 = 1 hour
Distance from Nairobi = 60 + (1 × 120) = 180 km
Therefore, the car catches up with the bus 180 km from Nairobi,
B) Time taken = 30 + 30 + 1 = 2 hours.
7:00am + 2 hours = 9:00 am
C) Time taken by bus to reach the destination = 340 / 100
= 3.4 hours
Hence, bus took 3.4 hours to reach the destination.
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Select the correct answer.
The sum of the digits of a three-digit number is 13. The tens digit, t, is 1 more than the hundreds digit, h. The units digit, u, is 3 more than the sum of the tens and hundreds digits. Which system of equations can be used to find each digit?
System of equations can be used to find each digit is option A.
Describe Equation?An equation is a mathematical statement that shows that two expressions are equal to each other. It consists of two sides, the left-hand side (LHS) and the right-hand side (RHS), separated by an equal sign (=). The LHS and RHS can contain numbers, variables, and mathematical operations such as addition, subtraction, multiplication, division, exponents, and roots.
Let's represent the hundreds, tens, and units digits as h, t, and u, respectively. Then we can use the given information to set up a system of equations:
A three-digit number has a digit sum of 13:
h + t + u = 13
One more than the hundreds digit (h) is the tens digit (t):
t = h + 1
The digit in the units, u, is 3 greater than the total of the digits in the tens and hundreds:
u = t + h + 3
Therefore, the correct system of equations is:
h + t + u = 13
t = h + 1
u = t + h + 3
Therefore, the answer is (A).
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an asian arithmetic-average-strike call option is at least as valuable as an otherwise identical asian geometric-average-strike option. true or false?
An Asian arithmetic-average-strike call option is at least as valuable as an otherwise identical Asian geometric-average-strike option. [False]
Why is the statement false?An Asian arithmetic-average-strike call οptiοn is nοt necessarily always mοre valuable than an οtherwise identical Asian geοmetric-average-strike οptiοn. The value οf these οptiοns depends οn variοus factοrs, such as the underlying asset price, vοlatility, time tο expiratiοn, and interest rates.
The difference between these twο types οf οptiοns lies in the way the strike price is determined. In an arithmetic-average-strike οptiοn, the strike price is based οn the average price οf the underlying asset οver a specific periοd. In a geοmetric-average-strike οptiοn, the strike price is based οn the geοmetric average οf the underlying asset's prices.
The relative value οf these οptiοns can vary depending οn market cοnditiοns and the specific terms οf the οptiοns. It is nοt accurate tο generalize that οne type οf οptiοn is always mοre valuable than the οther. The valuatiοn οf οptiοns requires careful analysis and cοnsideratiοn οf the specific circumstances and pricing mοdels.
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A charged particle moves along a straight line in a uniform electric field E with a speed v. If the motion and the electric field are both in the x direction, (a) show that the magnitude of the acceleration of the charge q is given by a= dtdv= mqE(1− c 2v 2) 3/2(b) Discuss the significance of the dependence of the acceleration on the speed. (c) If the particle starts from rest at x=0 at t=0, find the speed of the particle and its position after a time t has elapsed. Comment on the limiting values of v and x as t→[infinity].
The magnitude of the acceleration of the charge q moving in a uniform electric field E in the x direction with speed v is given by a = dtdv = mqE (1 − c2v2)3/2.
The significance of this dependence of the acceleration on the speed is that when the particle moves faster, the magnitude of the acceleration decreases. As the speed increases, the kinetic energy of the particle increases, and this energy is being taken away from the electric field, so the acceleration decreases.
If the particle starts from rest at x = 0 at t = 0, the speed of the particle after a time t has elapsed is v = cEt/m and the position of the particle after the same amount of time is x = (1/2)ct2E/m. The limiting values of v and x as t → ∞ are v → ∞ and x → ∞ respectively.
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A person a starts walking north at 4 ft/s from a point p. Five minutes later another person b starts walking south at 5 ft/s from a point 500 ft due east of p. At what rate are the two people moving apart, 15 min after person b starts walking?.
To determine the rate of two people moving apart, consider their velocities as vectors. Person A moves north at 4 ft/s, while Person B walks south for 15 minutes. Calculate position after 15 minutes using velocity vector and distance formula, resulting in 129 ft/min distance between them.
To find the rate at which the two people are moving apart, we can consider their velocities as vectors. Let's assume that the starting point, point P, is the origin of a coordinate system.
Person A is moving north at 4 ft/s, so their velocity vector can be represented as <0, 4>.
Person B starts walking south 5 minutes later, so they have been walking for 15 minutes. Since they are walking south, their velocity vector is <0, -5>.
The position of Person A after 15 minutes can be calculated by multiplying their velocity vector by the time elapsed: <0, 4> * 15 = <0, 60>.
Similarly, the position of Person B after 15 minutes can be calculated by multiplying their velocity vector by the time elapsed: <0, -5> * 15 = <0, -75>.
The distance between the two people can be calculated using the distance formula: distance = sqrt((x2 - x1)^2 + (y2 - y1)^2). Plugging in the values, we get distance = sqrt((0 - 0)^2 + (60 - (-75))^2) = sqrt(0 + 1935^2) = sqrt(3740225) = 1935 ft.
Therefore, the two people are moving apart at a rate of 1935 ft/15 min = 129 ft/min.
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PLS HELP ASAP THANKS ILL GIVE BRAINLKEST (last answer is 8)
Answer:
question 8 = 6cm
Step-by-step explanation:
\(formula (perimeter)= \\ sum \: of \: all \: sides \\ \\ 3x + 3x + x + x = 48 \\ 3(6) + 3(6) + 6 + 6 = 48 \\ 18 + 18 + 6 + 6 = 48\)
Find the volume of the solid obtained by rotating the region bounded by the given curves about the \( x \)-axis. Label the points of intercepts of the curves. Sketch the region, the solid, and a typic
The volume of the solid obtained by rotating the region bounded by the curves y = 6 - x² and y = 2 about the x-axis is (256π/15) cubic units.
To find the volume of the solid obtained by rotating the region bounded by the curves y = 6 - x² and y = 2 about the x-axis, we will use the method of disks or washers. Let's go through the calculation step-by-step:
S1: Determine the limits of integration.
To find the points of intersection between the curves, set them equal to each other:
6 - x² = 2
Rearrange the equation:
x² = 4
Take the square root of both sides:
x = ±2
So, the curves intersect at x = -2 and x = 2. These will be our limits of integration.
2: Sketch the region and solid.
On a coordinate plane, plot the points of intersection (-2, 2) and (2, 2), and sketch the curves y = 6 - x² and y = 2. The region bounded by these curves will look like a "bowl" or a concave shape.
To find the volume, we will integrate the cross-sectional areas perpendicular to the x-axis.
3: Determine the radius function.
The radius of each disk or washer is the distance from the curve y = 6 - x² to the axis of rotation (x-axis).
For a typical disk or washer at a given x-value, the radius is given by:
r = y = 6 - x²
4: Set up the integral.
The volume (V) of the solid is given by the integral:
V = ∫[from -2 to 2] π(6 - x²)² dx
5: Evaluate the integral.
Integrating π(6 - x²)² with respect to x gives:
V = π ∫[from -2 to 2] (36 - 12x² + x⁴) dx
Integrate each term separately:
V = π [36x - 4x³/3 + x⁵/5] evaluated from -2 to 2
Plugging in the limits of integration:
V = π [(36(2) - 4(2)³/3 + 2⁵/5) - (36(-2) - 4(-2)³/3 + (-2)⁵/5)]
Simplifying the expression:
V = π [76/3 + 32/3 + 32/5 - 76/3 + 32/3 - 32/5]
V = π (64/3 + 64/3 - 64/5)
V = π (128/3 - 64/5)
V = π [(640 - 384)/15]
V = π (256/15) (256π/15) cubic units.
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the complete question is:
Find the volume of the solid obtained by rotating the region bounded by the curves y = 6 - x² and y = 2 about the x-axis. Label the points of intercepts of the curves, sketch the region, the solid, and a typical disk or washer, and show all your work.
The amount of rainfall in January in a certain city is normally distributed with a mean of 3.3 inches and a standard deviation of 0.5 inches. Find the value of the 25th percentile, rounded to the nearest tenth.A. 0.8B. 3.0C. 3.6D. 3.1
Answer:
\(B\)Explanation:
Here, we want to find the value of the 25th percentile
Mathematically:
The 25th percentile represents a probability of p = 0.25
The z-score of this value is -0.68 (it is left of the mean)
To get z-score, we use the following formula:
\(\begin{gathered} z-\text{score = }\frac{x-\mu}{\sigma} \\ \mu\text{ = mean = 3.3} \\ \sigma=\text{ standard deviation = 0.5} \end{gathered}\)Substituting these values, we have it that:
\(\begin{gathered} -0.68\text{ = }\frac{x-3.3}{0.5} \\ 0.5(-0.68)\text{ = x-3.3} \\ -0.34\text{ = x-3.3} \\ x\text{ = 3.3-0.34} \\ x\text{ = 2.96} \\ x\text{ = 3.0 (to the nearest tenth)} \end{gathered}\)If tan m = one-half and tan n = â€"6, what is the exact value of tan(m n)?
Since tan m = 1/2 and tan n = -6, the precise value of tan (m+n) will be 3.51.
What is tangent?The tangent of an angle in trigonometry is the ratio of the lengths of the adjacent side to the opposing side. In order for the value of the cosine function to not be 0, it is the ratio of the sine and cosine functions of an acute angle. The law of tangent is another name for tan. The ratio of a triangle's opposing side to its adjacent side is known as the tangent formula for a right-angled triangle. The angle's sine to cosine ratio can also be used to represent the angle.
Here,
tan m= 1/2
tan n= -6
m=tan inverse(1/2)
n=tan inverse(-6)
m=26.565 degrees
n= -80.537 degrees
n=360-80.537
n=279.463 degree
tan (m+n)=tan(26.565+279.463)
tan 306.028=3.51
The exact value of tan (m+n) will be 3.51 as the value of tan m= 1/2 and tan n= -6.
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a group consists of 10 kids and 2 adults. on a hike, they must form a line with an adult at the front and an adult at the back. how many ways are there to form the line?
a. 12/2!
b. 2 . 11!
c. 2 . 10!
d. 12!\
If a group consists of 10 kids and 2 adults, the number of ways are there to form the line are 2 * 10!. So, correct option is C.
To form a line with an adult at the front and an adult at the back, we need to consider the positions of the 10 kids within the line. The two adults are fixed at the front and back, so we have 10 positions available for the kids.
To calculate the number of ways to arrange the kids in these positions, we can use the concept of permutations. Since each position can be occupied by a different kid, we have 10 options for the first position, 9 options for the second position, 8 options for the third position, and so on, until the last position, where only 1 kid remains.
Therefore, the number of ways to form the line is:
10 x 9 x 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1 = 10!
However, the problem also mentions that there are 2 adults, so we need to consider the arrangements of the adults as well. Since there are only two adults, there are 2 ways to arrange them in the line (adult at the front and adult at the back or vice versa).
Therefore, the total number of ways to form the line is:
2 x 10! = 2 * 10!
Hence, the correct option is b. 2 * 10!, which accounts for both the arrangements of the kids and the adults.
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What is the slope-intercept equation
for the following line?
Answer: y = -1/2x + 1
What is the solution to –2|2.2x – 3.3| = –6.6?
x = –3
x = 3
x = –3 or x = 0
x = 0 or x = 3
Answer:
D
Step-by-step explanation:
Can someone solve then explain the process of solving this?
Answer: angle A is none of those
Step-by-step explanation:
the sum of all angles in a triangle = 180
one of the triangles is 90
we can form an equation:
90 + (x+69) + (x+39) = 180
90 + 2x + 108 = 180
198 + 2x = 180
2x = 180 - 198
2x = -18
x = - 9
angle A = x+39
substitute x = -9
angle A = -9 + 39 = 30
so angle A is none of those
Please I need help I don’t understand anything
Todd made a table to show different plans he can use to save $500. Complete the table. Which plan can Todd use to save $500 in less than 16 weeks and have $20 extra? Explain how you found your answer
Todd use to save $500 in less than 16 weeks and have $20 extra in Plan C.
In plan A,
Plans for saving = $500
Amount of saving each week = $20
∴ Number of weeks needed to make goal = (500 ÷ 20) (by using division)
= 25
In plan B,
Plans for saving = $500
Amount of saving each week = $30
∴ Number of weeks needed to make goal = (500 ÷ 30) (by using division)
= 17
In plan C,
Plans for saving = $500
Amount of saving each week = $40
∴ Number of weeks needed to make goal = (500 ÷ 40) (by using division)
= 13
In plan D,
Plans for saving = $500
Amount of saving each week = $50
∴ Number of weeks needed to make goal = (500 ÷ 50) (by using division)
= 10
So, Todd use to save $500 in less than 16 weeks and have $20 extra in Plan C.
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There is a bag filled with 4 blue, 3 red and 5 green marbles.
A marble is taken at random from the bag, the colour is noted and then it is not replaced.
Another marble is taken at random.
What is the probability of getting 2 blues?
Answer:
1/11
Step-by-step explanation
There are 12 marbles in the bag. When we first pick we have 4 blue marbles. So 4 blue marbles/12 random marbles. When we pick blue and noted, there are 3 marbles in the bag because of we didn't put it back. So when we choose again there are 11 marbles and 3 blue marbles in the bag. Choosing a blue one case is 3/11.
The last part of this case is happening as a chain. So we need to multiply our two answers.
=4/12*3/11
=1/3*3/11
=1/11