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Author Question: In a sampling distribution of the mean, approximately percent of the sample means will be contained ... (Read 294 times)

melly21297

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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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Answer to Question 1

C

Answer to Question 2

A



melly21297

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Both answers were spot on, thank you once again




 

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