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Author Question: In a sampling distribution of the mean, approximately percent of the sample means will be contained ... (Read 574 times)

melly21297

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on: Aug 2, 2018
In a sampling distribution of the mean, approximately percent of the sample means will be contained within the interval of two standard errors above and below the population mean.
 
  a. 34
  b. 68
  c. 95
  d. over 99

Question 2

Statistics are necessary in behavioral research because .
 
  a. of variability in behaviors among people
  b. raw data cannot be reliably interpreted
  c. population parameters are so variable
  d. people are almost all alike on many different characteristics


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tjayeee

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Reply #1 on: Aug 2, 2018
Answer to Question 1

C

Answer to Question 2

A


melly21297

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Reply #2 on: Aug 2, 2018
Both answers were spot on, thank you once again


tjayeee

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Reply #3 on: Aug 2, 2018
Great! Please up vote :D


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