If a decision maker believes that the population is normally ...

[naturalchemist]

If a decision maker believes that the population is normally distributed and the data are known to be ratio level, then the either the t-test or the Wilcoxon signed rank test can be used to test null hypotheses about a single population mean.
 
  Indicate whether the statement is true or false

Question 2

The Wilcoxon signed rank test should be used in place of the t-test whenever the sample size is less than 20.
 
  Indicate whether the statement is true or false

[ynlevi]

Answer to Question 1

FALSE

Answer to Question 2

FALSE