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Author Question: If n = 15 for each sample, which of the following sets of data provides the clearest difference ... (Read 75 times)

cmoore54

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on: Jun 20, 2018
If n = 15 for each sample, which of the following sets of data provides the clearest difference between the two samples?
 
  A) A sample mean difference of 5 points with s2 = 5 for both samples
  B) A sample mean difference of 5 points with s2 = 10 for both samples
  C) A sample mean difference of 10 points with s2 = 5 for both samples
  D) A sample mean difference of 10 points with s2 = 10 for both samples

Question 2

A grouped frequency distribution table lists one interval as, 20-29. The width of this interval is 9 points.
 
  Indicate whether the statement is true or false


Silverbeard98

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

C

Answer to Question 2

False


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