Answer: 150+30n ≤ p
Step-by-step explanation:
150 is your starting amount, and you add 30 lbs of how many ever boxes (n) onto your plane. So far, you have 150 + 30n. Because there is a limit of p amount that you can't exceed, you need a less than or equal to sign because it can be p amount but not over p amount. So your answer is 150 +30n ≤ p
Factor Completely
f(x)= x^4 - 2x^3 - 3x^2 + 2x + 2
exercise 8.7. number of hearts. recall that a standard deck of 52 playing cards has 4 suits (hearts, spades, clubs, and diamonds) and 13 cards in each suit (labeled 2, 3, 4, 5, 6, 7, 8, 9, 10, j, q, k, a). the cards are shuffled. you are dealt the first 5 cards off the top of the deck. let x be the number of hearts you get. a. what are the possible values of x? b. what is the mass of x? c. make a plot of the probability mass function. d. what is the cdf of x? e. make a plot of the cdf.
Given statement solution is :- The mass of x refers to the probability mass function (PMF) values for each value of x.
Plot of the probability mass function (PMF):
The PMF plot represents the probabilities of the different values of x.
css
Copy code
x | P(X=x)
---|--------
0 | 0.362
1 | 0.442
2 | 0.153
3 | 0.037
4 | 0.006
5 | 0.0005
The cumulative distribution function (CDF) of x is a function that gives the probability that X takes on a value less than or equal to a given x-value.
a. The possible values of x are 0, 1, 2, 3, 4, and 5. This represents the number of hearts you can get from the 5 cards dealt.
b. The mass of x refers to the probability mass function (PMF) values for each value of x. We can calculate the mass as follows:
P(x = 0) = (39/52) * (38/51) * (37/50) * (36/49) * (35/48)
P(x = 1) = 5 * (13/52) * (39/51) * (38/50) * (37/49) * (36/48)
P(x = 2) = 10 * (13/52) * (12/51) * (39/50) * (38/49) * (37/48)
P(x = 3) = 10 * (13/52) * (12/51) * (11/50) * (39/49) * (38/48)
P(x = 4) = 5 * (13/52) * (12/51) * (11/50) * (10/49) * (39/48)
P(x = 5) = (13/52) * (12/51) * (11/50) * (10/49) * (9/48)
Note: The coefficients in front of each probability correspond to the different ways of selecting x hearts from the available hearts in the deck.
c. Plot of the probability mass function (PMF):
The PMF plot represents the probabilities of the different values of x.
css
Copy code
x | P(X=x)
---|--------
0 | 0.362
1 | 0.442
2 | 0.153
3 | 0.037
4 | 0.006
5 | 0.0005
d. The cumulative distribution function (CDF) of x is a function that gives the probability that X takes on a value less than or equal to a given x-value.
The CDF of x can be calculated by summing up the probabilities of all the values less than or equal to x.
CDF(x = 0) = P(x = 0)
CDF(x = 1) = P(x = 0) + P(x = 1)
CDF(x = 2) = P(x = 0) + P(x = 1) + P(x = 2)
CDF(x = 3) = P(x = 0) + P(x = 1) + P(x = 2) + P(x = 3)
CDF(x = 4) = P(x = 0) + P(x = 1) + P(x = 2) + P(x = 3) + P(x = 4)
CDF(x = 5) = P(x = 0) + P(x = 1) + P(x = 2) + P(x = 3) + P(x = 4) + P(x = 5)
e. Plot of the cumulative distribution function (CDF):
The CDF plot represents the cumulative probabilities for the different values of x.
scss
Copy code
x | CDF(X<=x)
---|-----------
0 | 0.362
1 | 0.804
2 | 0.957
3 | 0.994
4 | 1.000
5 | 1.000
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the last digit of the heights of statistics students were obtained as part of an experiment conducted for a class. use the following frequency distribution to construct a histogram. what can be concluded from the distribution of the digits? specifically, do the heights appear to be reported or actually measured?
The frequency distribution of the digits indicates that the heights were reported rather than actually measured. This is because the frequency of the digits is not evenly distributed, which would be expected for a set of actual measurements.
Frequency Distribution:
Digit Frequency
0 3
1 5
2 9
3 5
4 3
5 4
6 4
7 4
8 2
9 1
From the distribution of the digits, it appears that the heights were reported rather than actually measured. This is because the frequency of the digits is not evenly distributed, which would be expected for a set of actual measurements.
The frequency distribution of the digits indicates that the heights were reported rather than actually measured. This is because the frequency of the digits is not evenly distributed, which would be expected for a set of actual measurements. For example, the frequency of the digit '2' is more than twice as high as the frequency of the digits '1' and '3', which is not likely to occur in a set of actual measurements.
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SHOUTOUT FOR CHOSLSTON71!?! THIS QUESTION IS?
Answer: 31
Step-by-step explanation: 775 divided by 25 = 31
you and a friend are riding your bikes to a restaurant that you think is east; your friend thinks the restaurant is north. you both leave from the same point, with you riding at 16 mph east and your friend riding 12 mph north. after you traveled 4 mi, at what rate is the distance between you changing?
20 miles per hour ,rate is the distance between you changing.
What is unitary method?The unitary technique involves first determining the value of a single unit, followed by the value of the necessary number of units. What can be values and units.Let's say you go to the store to buy six apples. You are informed by the shopkeeper that he is offering 10 apples for Rs 100. In this instance, the value and the units are the price of the apples.Recognizing the units and values is crucial when using the unitary technique to a problem.Always write the items that need to be computed on the right side and the things that are known on the left side to simplify things.We are aware of the quantity of apples and the amount of money in the aforesaid problem.According to our question-
dx / dt = 16 miles per hour
dy / dt = 12 miles per hour
x = 4 miles
Let the distance between both the friends be s.
Time taken by you to travel 4 mile, t = distance / speed = 4 / 12 = 1/4 hour
Distance traveled by your friend in time t, y = speed x time = 12 x 1/4 = 3 miles
Use Pythagorean theorem,
x^2 + y^2 + s^2 ..... (1)
Substitute, x = 4 mile, y = 3 mile
s^2 = 16 + 9 = 25
s = 5 miles
Differentiate equation (1) with respect to t, we get
2x dx/dt + 2y dy/dt = 2s ds/dt
4 (16) + 3 (12) = 5 ds/dt
ds/dt = 20 miles per hour
Thus, the distance between you and your friend is changing with a rate of 20 miles per hour.
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700% of what is 3780?
Answer:
26460
Step-by-step explanation:
it is the correct answer
Answer:
3780 is 700% of 540
Step-by-step explanation:
According to g00gle this is correct and also a percentages calculator
26,862 divided by 407
Answer:
66
Step-by-step explanation:
it is 66
PLEASE HELP ASAP!!!
i dont know this
Answer:
Put 4.96 in the second box then solve which the answer is 6.76
Step-by-step explanation:
James makes three batches of this brownie recipe
2 1/4 cups of brownie mix
3 eggs
1 1/4 cups of water
how many water does James need for the three branches of brownie
James would need 3 3/4 cups of water for the three batches of brownies.
To determine the amount of water James needs for three batches of brownies, we need to multiply the amount of water used in one batch by the number of batches.
(Note: A solid line in all the diagrammed solutions denotes a division in cups, whereas a dashed line denotes a division in batches.)
112 cups of flour are needed to make a batch of cupcakes. How many cups are need for three batches?
One batch of brownies uses 1 1/4 cups of water, so for three batches, James would need:
1 1/4 cups * 3 = 3 3/4 cups
So, 3 3/4 cups of water will be required for three branches of brownie.
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Write a linear equation with a slope of 1 and
the y-intercept of -7
Answer:
y = 1x - 7
Step-by-step explanation:
Angles A and B are supplementary. If mA = 67, find mB.
Pleas show work!
Answer:
mB = 113 degrees
Step-by-step explanation:
180 - 67 = 113
Answer:
mB=113
Step-by-step explanation:
mA=67
Triangles are 180 with all angles added together.
To find mB subtract mA with 180.
180 - 67 = 113
mB=113
What is the least common multiple (LCM) of 15, 24 and 27?
Answer:
1080
Step-by-step explanation:
Find and list multiples of each number until the first common multiple is found. This is the lowest common multiple.
Multiples of 15:
15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195, 210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375, 390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, 735, 750, 765, 780, 795, 810, 825, 840, 855, 870, 885, 900, 915, 930, 945, 960, 975, 990, 1005, 1020, 1035, 1050, 1065, 1080, 1095, 1110
Multiples of 24:
24, 48, 72, 96, 120, 144, 168, 192, 216, 240, 264, 288, 312, 336, 360, 384, 408, 432, 456, 480, 504, 528, 552, 576, 600, 624, 648, 672, 696, 720, 744, 768, 792, 816, 840, 864, 888, 912, 936, 960, 984, 1008, 1032, 1056, 1080, 1104, 1128
Multiples of 27:
27, 54, 81, 108, 135, 162, 189, 216, 243, 270, 297, 324, 351, 378, 405, 432, 459, 486, 513, 540, 567, 594, 621, 648, 675, 702, 729, 756, 783, 810, 837, 864, 891, 918, 945, 972, 999, 1026, 1053, 1080, 1107, 1134
Therefore,
LCM(15, 24, 27) = 1080
hope it helps :)
what type of triangle is thiss
Answer:
This is a RIGHT TRIANGLE.
Sure there are two acute angles, but if it was an acute triangle, then there should be three acute angles. It is not an obtuse triangle because there are no obtuse angles. This is a right triangle because there are two acute angles and there is a right corner, 90º. This is why this is a right triangle. It's quite simple.
What is the IQR of the data set below?
15, 13, 25, 18, 15, 12, 10, 35, 30, 52,
Answer:
17
Step-by-step explanation:
IQR = Q3 - Q1
1st Quartile: 13
3rd Quartile: 30
IQR = 30 - 13 = 17
What's the average between 63 and 162
Answer:
112.5
Step-by-step explanation:
The average is calculated as
average = \(\frac{sum}{count}\), then
average = \(\frac{63+162}{2}\) = \(\frac{225}{2}\) = 112.5
Silvio wants to find the perimeter of quadrilateral abcd. he begins by computing the length of side ab using the distance formula. finish silvio’s work to find the length of side ab. what is the perimeter of quadrilateral abcd? 15 units 17 units 18 units 20 units
Silvio wants to find the perimeter of quadrilateral abcd. he begins by computing the length of side ab using the distance formula. finish silvio’s work to find the length of side ab. The perimeter of quadrilateral abcd is 20 units.
What is a perimeter?The total length of a shape's boundary is referred to in geometry as the perimeter of the shape. A shape's perimeter is calculated by adding the lengths of all of its sides and edges. Its dimensions are expressed in linear units like centimetres, metres, inches, and feet.
A regular polygon's perimeter is equal to the product of all of its sides, which is equal to the number of sides times the length of a side.
We use the general method to get the perimeter of an irregular shape since the sides of an irregular polygon might not all be the same length.
Therefore, the irregular polygon's perimeter equals the total of its sides.
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a boat has a crew of eight: two of those eight can row only on the stroke side, while three can row only on the bow side. in how many ways can the two sides of the boat be manned?
There are 56 possible ways to man the two sides of the boat with two crew members rowing on the stroke side and three crew members rowing on the bow side.
The number of ways to man the two sides of the boat can be calculated using the combination formula, C(n,r). In this case, n = 8 (the total number of crew members) and r = 5 (the number of crew members needed to man the two sides of the boat). The equation to calculate the number of ways to man the two sides of the boat can be written as C(8,5).
C(8,5) = 8!/(5!*3!) = 56.
This means that there are 56 possible ways to man the two sides of the boat with two crew members rowing on the stroke side and three crew members rowing on the bow side.
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What is the range of the cluster in the scatter plot?
A: Between 4 and 8 years of experience
B: Between 6 and 12 years of experience
C: Between $10,000 and $60,000
D: Between $40,000 and $60,000
Answer:
b
Step-by-step explanation:
The volume of a prism is 100 and it's height it 20. What is the are of the base?
The calculated area of the base is 5
How to calculate the area of the base?From the question, we have the following parameters that can be used in our computation:
Volume of the prism = 100
Height of the prism = 20
Using the above as a guide, we have the following:
Base area = Volume of the prism /Height of the prism
substitute the known values in the above equation, so, we have the following representation
Base area = 100/20
Evaluate
Base area = 5
Hence, the area of the base is 5
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What is the quotient and the remainder of 212 divided bye 8
Answer:
26 r 4
Step-by-step explanation:
8/212
The difference of the digits of a 2-digit number is 3. If the digits are interchanged and the new number is added
to the original number, the result is 77. Find the original number.
Answer:
Original number = 10x + y = 52
Step-by-step explanation:
Answer the following
Answer:
1st two boxes: 18 Miles - 1 Gallon
Last two boxes: 198 Miles - 11 Gallons
Step-by-step explanation:
http://www.milesgallon.com/convert_miles_to_gallons.php?miles=198&mpg=18&listmpg=18&price=2.76#calculator
Help! Which choice is the most efficient first step to solve this set of equations?
Answer:
Substitute 3x - 5 for y in the second equation.
Step-by-step explanation:
Generally, to solve the system of linear equations of x and y, the first step would be trying to eliminate x (or y).
Then turn the system into the equation of only y (or x).
Next, try to solve for y (or x).
Then substitute the solved y (or x) into the original system to work out x (or y).
**********
3 options (1 addition, 2 subtractions) do not eliminate x or y (x and y still exist after manipulation).
=> Remaining option relating substitution would be a reasonable choice.
Find the slope of the line
Answer:
Slope is just what is y/x so y=4-3=1, X=3-(-2)=5, remember if you use point 1's y to minus point 2, for x you also need to use point 1's x to minus point 2's x. So it's 1/5
Answer:
Step-by-step explanation:
2) (0,3) ; (3, 2)
Slope = \(\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\)
\(=\frac{2-3}{3-0}\\\\=\frac{-1}{3}\)
3)(-2, 1) (3,4)
Slope = \(\frac{4 -1}{3-[-2]}\)
\(=\frac{4-1}{3+2}\\\\=\frac{3}{5}\)
find the equation of the line:
The slope of AB is (0-4)/(-2-0)=2, so since perpendicular lines have negative reciprocal slopes, the slope of the perpendicular line is -0.5.
So, the equation of the line is:
y + 1 = -0.5(x - 5)
y + 1 = -0.5x + 2.5
y = -0.5x + 1.5
Define and distinguish among positive correlation, negative correlation, and no correlation. How do we determine the strength of a correlation?
Define positive correlation. Choose the correct answer below.
A.
Positive correlation means that both variables tend to increase (or decrease) together.
B.
Positive correlation means that there is a good relationship between the two variables.
C.
Positive correlation means that two variables tend to change in opposite directions, with one increasing while the other decreases.
D.
Positive correlation means that there is no apparent relationship between the two variables.
Positive correlation means that both variables tend to increase (or decrease) together. Thus, Option A is the answer.
Positive correlation refers to a relationship between two variables in which an increase in one variable is associated with an increase in the other variable. Negative correlation, on the other hand, refers to a relationship in which an increase in one variable is associated with a decrease in the other variable. No correlation means that there is no relationship between the two variables.
To determine the strength of a correlation, we can use a statistical measure called the correlation coefficient, which ranges from -1 to 1. A correlation coefficient of 1 indicates a perfect positive correlation, a correlation coefficient of -1 indicates a perfect negative correlation, and a correlation coefficient of 0 indicates no correlation.
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the niagara falls incline railway has an angle of elevation of 30° and a total length of 196 feet. how many feet does the niagara falls incline railway rise vertically? ..... feet
The Niagara Falls incline railway rises vertically by approximately 98 feet.
The angle of elevation of 30° indicates the angle between the incline railway and the horizontal ground. The total length of the incline railway is given as 196 feet.
To find the vertical rise, we can use trigonometry. The vertical rise can be determined by calculating the sine of the angle of elevation and multiplying it by the total length of the incline railway:
Vertical rise = Total length × sine(angle of elevation)
Vertical rise = 196 ft × sin(30°)
Vertical rise ≈ 196 ft × 0.5
Vertical rise ≈ 98 ft
Therefore, the Niagara Falls incline railway rises vertically by approximately 98 feet.
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need help with 6 easy math problems
Answer:
image not clear.
so I can't answer it .
Answer:
Step-by-step explanation:
10v - 6 = 24
10v = 24 + 6
10v = 30
v = 30/10 = 3
7 = 6r - 17
7 + 17 = 6r
24 = 6r
24/6 = r
4 = r
Factor x2 + 16 completely.
a (x + 4)(x + 4)
b (x + 4)(x − 4)
c Prime
d (x − 4)(x − 4)
Prime
Solution:Let's factor this expression.x^2+16The expression is prime.Let's see why all the other options are wrong.Option A) (x+4)(x+4)x*xx*44*x4*4This makes x^2+8x+16, not x^2+16.Hope it helps.
Do comment if you have any query.
Answer:
prime
Step-by-step explanation:
I tried to delete my answer
what is 2/8 plus 7/8
Answer:
1 1/8
Step-by-step explanation:
2/8 + 7/8
Since the denominators are the same, we add the numerators
9/8
This is an improper fraction, so we can rewrite this
8/8+ 1/8
1 1/8