In Performing a Hypothesis Test Where the Null Hypothesis Is $\textbf{ not }$

question 29

Multiple Choice

In performing a hypothesis test where the null hypothesis is that the population mean is 6.9 against the alternative hypothesis that the population mean is $\textbf{ not }$ equal to 6.9, a random sample of 16 items is selected. The sample mean is 7.1 and the sample standard deviation is 2.4. It can be assumed that the population is normally distributed. The level of significance is selected as 0.05. The critical t value for this problem is ___.

• A) 1.753
• B) 2.947
• C) 2.120
• D) 2.131
• E) 2.311

---

Definitions:

Model Business Corporation Act

A model set of laws prepared by the Committee on Corporate Laws of the American Bar Association to standardize and provide a guideline for corporation law.

Small Corporations

Businesses incorporated under the laws of a state that have a limited number of shareholders and meet certain other criteria.

Benefit Corporation

A type of for-profit corporate entity that includes positive impact on society, workers, the community, and the environment in addition to profit as its legally defined goals.

Public Benefit

A positive impact or contribution to the wellbeing of the general public or community at large.