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Author Question: Mail surveys can reach geographically dispersed respondents who are otherwise difficult to contact. ... (Read 20 times)

gonzo233

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on: Jun 29, 2018
Mail surveys can reach geographically dispersed respondents who are otherwise difficult to contact.
 
 Indicate whether the statement is true or false

Question 2

A t-test is not appropriate and should not be used when the sample size is greater than 30.
 
 Indicate whether the statement is true or false


nothere

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Reply #1 on: Jun 29, 2018
Answer to Question 1

T

Answer to Question 2

T
Researchers often employ a t-test even with large samples. As samples get larger, the t-test and Z-test will tend to yield the same results.


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