SCENARIO 9-1 Microsoft Excel Was Used on a Set of Data Involving

question 113

Multiple Choice

SCENARIO 9-1
Microsoft Excel was used on a set of data involving the number of defective items found in a random sample of 46 cases of light bulbs produced during a morning shift at a plant.A manager wants to know if the mean number of defective bulbs per case is greater than 20 during the morning shift.She will make her decision using a test with a level of significance of 0.10.The following information was extracted from the Microsoft Excel output for the sample of 46 cases:

-Referring to Scenario 9-1,the parameter the manager is interested in is:

• A)the mean number of defective light bulbs per case produced at the plant.
• B)the mean number of defective light bulbs per case among the 46 cases.
• C)the mean number of defective light bulbs per case produced during the morning shift.
• D)the proportion of cases with defective light bulbs produced at the plant.

Understand the relationship between contraception use and prevention of unintended pregnancies.

Be aware of the considerations necessary for the safe use of barrier methods.

Acknowledge the implications and outcomes of unprotected sex.

Understand the concept and impacts of self-enhancement and self-insight.

---

Definitions:

Hypothesis

A proposed explanation for a phenomenon, intended to be tested through research.

Misery Loves Company

A popular adage implying that people who are unhappy may get some consolation from knowing that others are unhappy too.

Prediction

The act of forecasting what will happen in the future based on past and current data or evidence.

Theory

A system of ideas intended to explain something, based on general principles independent of the thing to be explained, often involving hypotheses that are tested through observation, experimentation, or other methods of scientific inquiry.