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Author Question: A sample has a mean of M = 90 . If each score in the sample is multiplied by 5, then what is the ... (Read 37 times)

sjones

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on: Jun 20, 2018
A sample has a mean of M = 90 . If each score in the sample is multiplied by 5, then what is the mean for the new distribution?
 
  a. 18 c. 95
  b. 85 d. 450

Question 2

A population has a mean of  = 30 . If 3 points are added to each score, what is the mean for the new distribution?
 
  a. 27
  b. 30
  c. 33
  d. Cannot be determined from the information given


honnalora

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  • Posts: 325
Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

C


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