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Author Question: Thirty-five math majors, 47 music majors and 37 history majors are randomly selected from 276 math ... (Read 126 times)

DelorasTo

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on: Jul 25, 2018
Thirty-five math majors, 47 music majors and 37 history majors are randomly selected from 276 math majors, 500 music majors and 379 history majors at the state university. What sampling technique is used?
 
  A) stratified
  B) cluster
  C) convenience
  D) simple random
  E) systematic

Question 2

Assume that women have heights that are normally distributed with a mean of 63.6 inches and a standard deviation of 2.5 inches. Find the value of the third quartile.
 
  A) 64.3 inches B) 65.3 inches C) 66.1 inches D) 67.8 inches


courtney_bruh

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Reply #1 on: Jul 25, 2018
Answer to Question 1

A

Answer to Question 2

B


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DelorasTo

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Reply #2 on: Jul 25, 2018
Thank you!


courtney_bruh

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Reply #3 on: Jul 25, 2018
Always glad to help...


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