Suppose You Are Testing the Null Hypothesis That a Population

question 9

Multiple Choice

Suppose you are testing the null hypothesis that a population mean is less than or equal to 80, against the alternative hypothesis that the population mean is greater than 80.The sample size is 49 and alpha =.05.If the sample mean is 84 and the population standard deviation is 14, the observed z value is ___.

• A)2
• B)-2
• C)14
• D)-14
• E)49

---

Definitions:

Associated

Linked or connected with something else, typically implying a relationship or affiliation between entities or ideas.

RUPA

The Revised Uniform Partnership Act, which governs the operation of partnerships and the relationship between partners in the United States.

Continuity

The state of remaining consistent, unchanged, or uninterrupted over time.

Entity

An organization, company, or individual that has a distinct legal existence and can enter into legal contracts or be subject to legal rights and obligations.