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Mathematics Clinic => Grade 11 and 12 Mathematics => Topic started by: melly21297 on Aug 2, 2018

Title: In a sampling distribution of the mean, approximately percent of the sample means will be contained ...
Post by: melly21297 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

Title: In a sampling distribution of the mean, approximately percent of the sample means will be contained ...
Post by: tjayeee on Aug 2, 2018

Answer to Question 1

C

Answer to Question 2

A

Title: In a sampling distribution of the mean, approximately percent of the sample means will be contained ...
Post by: melly21297 on Aug 2, 2018

Both answers were spot on, thank you once again

Title: In a sampling distribution of the mean, approximately percent of the sample means will be contained ...
Post by: tjayeee on Aug 2, 2018

Great! Please up vote :D