In testing vs. , which of the following statements is true?
A) The larger sample variance must be used as the numerator of the F-test statistic.
B) The level of significance needs to be doubled before finding the critical value in the F-table.
C) The alternative hypothesis must contain the equality.
D) You are free to decide which of the two populations you want to call "Population 1."
E) The level of significance needs to be doubled before finding the critical value in the F-table and the alternative hypothesis must contain the equality.

Question

In testing  vs.  , which of the following statements is true?
A) The larger sample variance must be used as the numerator of the F-test statistic. 
B) The level of significance needs to be doubled before finding the critical value in the F-table. 
C) The alternative hypothesis must contain the equality. 
D) You are free to decide which of the two populations you want to call "Population 1." 
E) The level of significance needs to be doubled before finding the critical value in the F-table and the alternative hypothesis must contain the equality.

Quizplus · Accepted Answer

In testing two populations, it is arbitrary which one to call Population 1, so the choice is up to the investigator's discretion. None of the other statements are true or necessary in this context.

In Testing Vs