Mathematics, 12.05.2021 16:40, mybeats12341234

The data distributions below show the running times of a group of runners before and after training for a marathon Before Training
After Training
Number of Runners
inn
Running Times
Running Times
Which statement CORRECTLY explains the summary statistics that should be used to compare the running times?
A
The distributions are normal, so the mean and standard deviation should be used to compare the running times.
B
The distributions are skewed, so the mean and standard deviation should be used to compare the running times.
С
The distributions are normal, so the median and interquartile range should be used to compare the running times.
D
The distributions are skewed, so the median and interquartile range should be used to compare the running times,

The data distributions below show the running times of a group of runners before and after training

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 23:00, jarteria0

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost

Answers: 2

continue

Mathematics, 21.06.2019 23:30, ashiteru123

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january. what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed. use 3.14 for π .

Answers: 1

continue

Mathematics, 22.06.2019 00:00, rmans22209

Urgent! 20 points! here is a you are the new manager at trusty goods wholesale produce. you need to figure out how to adjust the amount of produce in your notes after the events of the day: you got 5 more crates of bananas someone returned 2 crates of apples a worker dropped a crate of grapes (oh no! , you had to throw them out) you sold a crate of bananas you sold 5 crates of apples can you write an expression to describe your day using: "a" for crates of apples "b" for crates of bananas and "g" for crates of grapes? make sure the expression is in simplest form question 2 (3 points) explain your steps using sentences.

Answers: 1

continue

Mathematics, 22.06.2019 00:30, puppylover72

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?

Answers: 2

continue

Do you know the correct answer?

The data distributions below show the running times of a group of runners before and after training...