Answer:
Divide 28 by 8. the answer is $3.50. That’s the money you pay per gallon. Multiply 3.50 by 15 and the final answer is: 52.50
Step-by-step explanation:
A sample is taken from all teen drivers at a high school. They are given a
survey that includes the question, "Do you ever engage in the illegal activity of
texting while driving?" What is this an example of?
OA. Nonselection bias
OB. Nonresponse bias
C. Selection bias
OD. Response bias
The given scenario, where a sample of teen drivers at a high school is surveyed about their engagement in the illegal activity of texting while driving, is an example of Selection bias. Option C
How to determine what type of exampleSelection bias occurs when the process of selecting participants for a study or survey is not random or representative of the entire population.
In this case, the sample consists only of teen drivers at a high school, which may not accurately represent all teen drivers in the broader population. The sample is limited to a specific group, which can introduce bias and affect the generalizability of the results to the wider population of teen drivers.
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You have $4,500 on a credit card that charges a 19% interest rate. If you want to pay off the credit card in 5 years, how much will you need to pay each month (assuming you don't charge anything new to the card)?
The temperature in a town is during the day and at night. Find the difference in the temperatures.
The difference in temperature is
F.
Answer:
what are the numbers my g
Step-by-step explanation:
The difference in temperature is 45.9F.
It is required to find the difference in temperature is F.
What is Temperature?The degree or intensity of heat present in a substance or object, especially as expressed according to a comparative scale and shown by a thermometer or perceived by touch.
Given that:
The temperature in a town is 32.1 during the day and -13.8 at night.
The difference is
32.1 - (-13.8)
= 32.1 + 13.8
= 45.9F
Hence, the difference in temperature is 45.9F.
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data is missing
The temperature in a town is 32.1 during the day and -13.8 at night.
A survey of 450 randomly chosen US adults found that 35% of the 200 men and 40% of the 250 women attended a college football game during the past month. Do these data provide statistical evidence at the α = 0.01 level that men are more likely than women to attend football games? Be sure to state the parameter, check conditions, perform calculations, and make conclusion(s). (10 points)
Answer:100,000
Step-by-step explanation:
what is the median of numbers 20,35,28,15,22,36,26
The median of the given data set is 26.
What is the median?In statistics and probability theory, the median is the value separating the higher half from the lower half of a data sample, a population, or a probability distribution. For a data set, it may be thought of as "the middle" value.
Given the data set, we need to find the median.
So, let's arrange the numbers from smallest to largest in order to find the median.
\(\sf 15,20,22,26,28,35,36.\)
\(\text{Median}=\sf 26\)
Therefore, the median of the data set is 26.
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Mark used the computer for 12 hours. If the average power use of a computer per hour is 299 watts, how much power did Mark use?
Answer:
Step-by-step explanation:
A 2-pack of scented candles costs $0.95. What is the unit price, rounded to the nearest cent?i mark the 1st answer brainliest
Step-by-step explanation:
Cost of 2 pack = 0.95
Cost of 1 pack = 0.95 ÷ 2 = 0.475
Unit price = 0.475
! PLEASE HELP ! Mr. Herman had $120 and Mr. Chandra had $80. After each of them had paid for a concert ticket,
Mr. Herman had 3 times as much money as Mr. Chandra. (a) How much was the ticket? (b) How
much money did Mr. Chandra have left?
Answer:
Step-by-step explanation:
let x be the price of ticket,then
120-x=3(80-x)
120-x=240-3x
3x-x=240-120
2x=120
x=120/2=60
Price of ticket=$60
Mr.Chandra has 80-60=20 $ after buying the ticket.
The temperature in a hotel is 21 °C.
The temperature in the hotel is 26,7°C warmer than at the top of the mountain.
The temperature at the top of the mountain is 3.2°C colder than at the bottom of the mountain.
Work out the temperature at the bottom of the mountain.
The temperature at the bottom of the mountain is 50.9 °C.
Let's work through the given information step by step to find the temperature at the bottom of the mountain.
The temperature in the hotel is 21 °C.
The temperature in the hotel is 26.7 °C warmer than at the top of the mountain.
Let's denote the temperature at the top of the mountain as T_top.
So, the temperature in the hotel can be expressed as T_top + 26.7 °C.
The temperature at the top of the mountain is 3.2 °C colder than at the bottom of the mountain.
Let's denote the temperature at the bottom of the mountain as T_bottom.
So, the temperature at the top of the mountain can be expressed as T_bottom - 3.2 °C.
Now, let's combine the information we have:
T_top + 26.7 °C = T_bottom - 3.2 °C
To find the temperature at the bottom of the mountain (T_bottom), we need to isolate it on one side of the equation. Let's do the calculations:
T_bottom = T_top + 26.7 °C + 3.2 °C
T_bottom = T_top + 29.9 °C
Since we know that the temperature in the hotel is 21 °C, we can substitute T_top with 21 °C:
T_bottom = 21 °C + 29.9 °C
T_bottom = 50.9 °C
Therefore, the temperature at the bottom of the mountain is 50.9 °C.
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Determine if JK and LM are parallel, perpendicular, or neither.
The slope of JK is -4
The slope of LM is 1/4
Answer:
neither
Step-by-step explanation:
using (y2-y1)/(x2-x1) you get the actual slopes which are JK = 3/2 and LM = -3/2
since they are neither the same (parallel), opposite reciprocals (perpendicular), they are neither parallel nor perpendicular
Solve for x.
A. 2
B. 5
C. 0
D. 7
Answer:
We know that the angle which lineer and divided by |AB| equal to 130°
Step-by-step explanation:
if 130° look at the 2x+260 we can say that 2x+260=260° so X equal to Zero (0)
Hurry and answer this please I have to have this right or I'll have to be held back.From a group of 5 boys and 3 girls, a boy AND a girl will be selected to attend a conference. In how many ways can the selection be made?
Answer:
15 ways
Step-by-step explanation:
girl 1 and boy 1
girl 2 and boy 1
girl 3 and boy1
girl 1 and boy 2
girl2 and boy 2
girl 3 and boy 2
girl 1 and boy 3
girl 2 and boy 3
girl 3 and boy 3
girl 1 and boy 4
girl 2 and boy 4
girl 3 and boy 4
girl 1 and boy 5
girl 2 and boy 5
girl 3 and boy 5
SPARK in Dallas requires a school to send 2 adults for every 20 students who visit for a field trip. If a school send 13 adults, how many students can go
on the trip
Answer this correctly for brainliest
Answer:
\(y\geq 1\)
Step-by-step explanation:
The parabola is facing upwards and the vertex is (0,1) so the range would be \(y \geq 1\).
Find all non-empty finite sets of integers A and B with the following properties:
i) whenever x is in A, x+1 is in B
ii) whenever x is in B, x^2-4 is in A
Hence, find all positive integers a and b such that there are non-empty finite sets A and B with the property that whenever x is in A, x+a is in B, and whenever x is in B, X^2-b is in A.
Sets are represented as a collection of well-defined objects or elements and it does not change from person to person. A set is represented by a capital letter. The number of elements in the finite set is known as the cardinality (or the cardinal number) of a set. Let us take an example:
A = {1, 2, 3, 4, 5 }
Since a set is usually represented by the capital letter. Thus, A is the set and 1, 2, 3, 4, 5 are the elements of the set or members of the set. The elements that are written in the set can be in any order but cannot be repeated. All the set elements are represented in small letter in case of alphabets. Also, we can write it as 1 ∈ A, 2 ∈ A etc. The cardinal number of the set is 5. Some commonly used sets are as follows:
N: Set of all natural numbers
Z: Set of all integers
Q: Set of all rational numbers
R: Set of all real numbers
Z+: Set of all positive integers
A non empty is a set that has one or more elements.A “set” is just a well-defined collection of distinct objects, and their union—the set—is an object itself. A set can contain anywhere from 0 to an infinite number of items.
Finite sets are sets having a finite/countable number of members. Finite sets are also known as countable sets, as they can be counted. The process will run out of elements to list if the elements of this set have a finite number of members
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A young executive is going to purchase a vacation property for investment purposes. She needs to borrow $122,000.00 for 28 years at 5.6% compounded monthly, and will make monthly payments of $719.97. (Round all answers to 2 decimal places.)
What is the unpaid balance after 12 months? $
During this time period, how much interest did she pay? $
In response to the given query, we can state that As a result, during the interest first month, the young CEO paid $558.37 in interest.
what is interest ?Divide the capital by the interest rate, the length of time, and other factors to arrive at simple interest. Simple return = principal + interest + hours is the marketing strategy. This method makes it easiest to compute interest. The most typical method to figure out interest is as a portion of the principal sum. He will only pay his share of the 100% interest, for example, if he borrows $100 from a friend and promises to pay it back with 5% interest. $100 (0.05) = $5. When you borrow money, you must pay interest, and when you give it out, you must charge interest. Interest is typically determined as an annual percentage of the loan amount. The interest on the debt is this percentage.
P is equal to A * ((1 - (1 + r/n)(-n*t))/(r/n)).
When we enter the numbers from the issue, we obtain:
P = 122000
A = 719.97
r = 0.056
n = 12 (since interest is compounded monthly)
t = 28
The result of the algorithm is:
P = 719.97 * ((1 - (1 + 0.056/12)^(-12*1))/(0.056/12))
P = 119,821.73
The remaining amount is $119,821.73 after a year.
Total payments less principal paid equals interest received.
Monthly payment minus monthly interest equals principal paid.
Where monthly interest equals (12/interest rate) * the outstanding amount
When we enter the numbers from the issue, we obtain:
Interest paid monthly equals (0.056/12) x 119821.73
Interest per month equals 558.37
Principal payment equals 558.37 minus 719.97.
Paid principal equals 161.60
The quantity of interest that was paid in the first month is as follows:
Interest paid equals 719.97 minus 161.60.
$558.37 in interest was paid.
As a result, during the first month, the young CEO paid $558.37 in interest.
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Consider the angle , which is labeled as in blue on the graph, with corresponding point on the circle.
Sketch each of the angles given below, then select the point on the circle that best corresponds to the angle.
The point on the circle that corresponds to the angle will be:
π/2 = point Aπ - point D3π/2 = point EHow to illustrate the angleFrom the complete question, the point on the circle that best corresponds to the angle is illustrated above.
Also, the least positive angle that is coterminal with 747° will be:
= 747 - 720
= 27°
The least positive angle that is coterminal with 1074° will be:
= 1074 - 720
= 354°
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Can someone help me with this please?
The final matrix will be as follows \(\rm D-C=\left[\begin{array}{ccc}12&-2&3\\3&1&-2\\\end{array}\right]\)
What are matrices?A matrix is a rectangular array or table of numbers, symbols, or expressions arranged in rows and columns in mathematics.
The calculation of the given matrix is as follows:-
\(\rm D-C= \left[\begin{array}{ccc}13&2&-5\\6&-4&0\\\end{array}\right] - \left[\begin{array}{ccc}1&4&-8\\3&-5&2\\\end{array}\right] \\\)
\(\rm D-C= \left[\begin{array}{ccc}(13-1)&(2-4)&(-5+8)\\(6-3)&(-4+5)&(0-2)\\\end{array}\right]\)
\(\rm D-C=\left[\begin{array}{ccc}12&-2&3\\3&1&-2\\\end{array}\right]\)
Hence the final matrix will be as follows \(\rm D-C=\left[\begin{array}{ccc}12&-2&3\\3&1&-2\\\end{array}\right]\)
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What is sixty-seven point four three divided by ten
Answer:
67,43/10 = 6.743
When dividing any number by 10, you just move the decimal to the left. When multiplying, you move it to the right.
Step-by-step explanation:
Hope it helps! =D
The table shown represents a linear relationship.
x 0 1 3 4
y −8 −6 −2 0
Based on the table, what is the equation of the linear relationship in slope-intercept form?
y = 2x − 8
y = 2x + 8
y = −2x + 4
y = −2x − 4
Answer: y = 2x - 8
Step-by-step explanation:
When x = 0, y = -8. This is the y-intercept.
As x increases by 1, y increases by 2. This makes 2 the slope.
The equation for the linear relationship given, in slope-intercept form is y = 2x-8
What is slope-intercept form?The slope-intercept form of a linear equation is where one side contains just "y". So, it will look like: y = mx + b where "m" and "b" are numbers.
Given that, coordinates representing a linear relationship.
x → 0, 1, 3, 4
y → -8, -6, -2, 0
We need to find an equation for the given linear relationship in slope-intercept form,
Considering points, (0, -8) and (4, 0)
We know that, the equation of a line passing through, two points is given by,
y-y₁ = (y₂-y₁) / (x₂-x₁) (x-x₁)
Here, y₁ = -8, y₂ = 0, x₁ = 0, x₂ = 4
Therefore, the equation is =
y+8 = 8/4(x-0)
y+8 = 2x
y = 2x-8
Hence, the equation for the linear relationship given, in slope-intercept form is y = 2x-8
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If you know how to solve this, Please answer it. Thank You
The first one to answer the question right, will get Brainlist!
I PROMISE!!!!!
6.5 / 12 = x / 24
x = 6.5 × 24 / 12
x = 6.5 × 2
x = 13
Answer:
Step-by-step explanation:
x/y=x/y
6.5/12=x/24
do cross multiplication
12x=24*6.5
x=156/12
x=13
A local animal shelter needs your help with its budget. Last week, the shelter fed 20 cats
and 12 dogs, a feat that cost them $532. This week, the shelter fed 13 cats 9 dogs, which
cost them $371. How much does it cost the shelter to feed each cat for a week? Each
dog?
A committee of size 5 is to be selected at random from 3 women and 5 men. The probability distribution for the number of women on the committee is normal.
No
Yes
May be
None of the above
Answer:
no
Step-by-step explanation:
Describe how you can make the line of best fit. Write the approximate slope and y-intercept of the line of best fit. Show your work, including the points that you use to calculate the slope and y-intercept.
Answer:
Step-by-step explanation:it’s c
I need to fill in the blanks
For an isosceles triangle, a leg is congruent to the other leg. A leg is not necessarily congruent to the base. The correct solution found by solving the equation 2x = 3x - 5 is x = 5. The length of the top left side is 10, and the length of the bottom left side is 10.
What is an isosceles triangle?In Mathematics and Geometry, an isosceles triangle simply refers to a type of triangle with two (2) sides that are equal in length and two (2) equal angles.
This ultimately implies that, an isosceles triangle comprises two (2) side lengths that are equal and two (2) angles with the same magnitude.
In this isosceles triangle, we have the following equation;
2x = 3x - 5 (two (2) side lengths are congruent).
3x - 2x = 5
x = 5 units.
For the bottom left side, we have;
3x - 5 = 3(5) - 5 = 15 - 5 = 10 units.
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can anyone help me with this?
Answer:
The surface area is 65.94 ft
Erick and Mia live the same distance from the park and decide to meet at
the park one afternoon. The graphs show their distances from home over
the same 30-minute period as they walked to the park. Each section of
each graph represents 10 minutes.
Which of these statements are true?
Mia returned too her house after 10 minutes. T or F
Mia left her house 10 minutes before Erick left his house. T or F
It took Erick only 10 minutes to walk to the park. T or F
Erick and Mia arrived at the park at the same time. T or F
Erick walked the same distance as Mia during the last 10 minutes. T or F
B, Mia departed her home ten minutes before Erick did.
D, Erick, and Mia all showed up simultaneously at the park.
E, In the previous ten minutes, Erick and Mia both walked the same distance.
What distinguishes a graph from a chart ?A graph is a graphic that uses the placement of the horizontal (X-axis) and vertical (Y-axis) axes to demonstrate the mathematical relationship between different data sets (Y-axis).
A chart displays data that can be shown as a table, graph, or diagram. It includes a variety of information presentation techniques. Charts are all graphs.
According to the given information
According to the information given in the graph
We got the following true Statements
B, Mia departed her home ten minutes before Erick did.
D, Erick, and Mia all showed up simultaneously at the park.
E, In the previous ten minutes, Erick and Mia both walked the same distance.
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8. What is the value of x in the diagram?
A
E
429
B
49
D
32°C
Answer:
D. \(10^{\circ}\)
Step-by-step explanation:
Let the measure of minor arc \(AE\) be \(\alpha\) and the measure of minor arc \(BD\) be \(\beta\).
Using the secant-secant theorem, \(\frac{\alpha-\beta}{2}=32 \implies \alpha-\beta=64^{\circ}\).
By the inscribed angle theorem, \(\alpha=84^{\circ}\).
Thus, \(\beta=20^{\circ}\).
By the inscribed angle theorem, \(x=10^{\circ}\).
19. Jared scored the following number of points in his basketball ga
this season: 12, 18, 42, 8, 14, 11, 15. Which measure of center best
describes the data? Measures of central tendency must be calculate
and included in your response.
Answer:
the measure of center that best describes the data is the median
Step-by-step explanation:
Measures of central tendency can be measured using the mean and median
Arranging the data: 8, 11, 12, 14, 15, 18, 42
The mean = (sum of values)/(number of values in the data set)
number of values in the data set = 7
The mean = (8+ 11+ 12+ 14+ 15 +18 + 42)/7
The mean = 120/7
The mean = 17.14
The median of the data = 14
To determine the measures that best describes the data, we would compare the data and result obtained as mean and median.
Most times the mean is used to describe the data but if their is an outlier, the median is preferred.
We can tell from the data that their is an outlier (42). It is far from other numbers in the data set.
Also, the median best describes the scores because the mean is higher than most of the scores in the data set.
Therefore, the measure of center that best describes the data is the median
Why did the 30-60-90 triangle marry the 45-45-90 triangle
Answer: because they were right for each other.
Step-by-step explanation:
The cause due to which the triangles 30-60-90 married the triangle 45-45-90 would be:
They were right for each other.
Sum Property of TriangleThe sum of property of triangle states that the three angles of triangle give the sum of 180°.
Given that,
Two sets of triangles having the measures:
First set = 30°-60°-90°
Second set = 45°-45°-90°
The first set marries the other as they both are right i.e. 90° to one another and give an equal sum of 180°.
Thus, the above answer is correct.
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