In large-sample statistical tests about the population mean , instead of using directly as the test statistic, it is common practice to use:
A) , if σ is known
B) , if s is known
C) , if β is known
D) both , if σ is known and , if s is known
E) neither , if σ is known nor, if s is known

Question

In large-sample statistical tests about the population mean  , instead of using  directly as the test statistic, it is common practice to use:
A) , if σ is known 
B) , if s is known 
C) , if β is known 
D) both , if σ is known and , if s is known 
E) neither , if σ is known nor, if s is known

Quizplus · Accepted Answer

The Answer of In large-sample statistical tests about the population mean  , instead of using  directly as the test statistic, it is common practice to use:
A) , if σ is known 
B) , if s is known 
C) , if β is known 
D) both , if σ is known and , if s is known 
E) neither , if σ is known nor, if s is known

In Large-Sample Statistical Tests About the Population Mean