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Author Question: A sample of n = 16 scores has a mean of M = 65 and an estimated standard error of 2 points. What is ... (Read 63 times)

Diane

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on: Jun 20, 2018
A sample of n = 16 scores has a mean of M = 65 and an estimated standard error of 2 points. What is the sample variance?
 
  a. s2= 64 c. s2 = 16
  b. s2 = 36 d. s2 = 4

Question 2

A sample with a mean of M = 40 and a variance of s2 = 20 has an estimated standard error of 1 point. How many scores are in the sample?
 
  a. 4 c. 20
  b. 5 d. 21


voltaire123

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

A

Answer to Question 2

C


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