Provide an Appropriate Response $\$ 157$ With a Standard Deviation Of $\$ 38$

question 51

Short Answer

Provide an appropriate response.
-In a random sample of 26 laptop computers, the mean repair cost was $\$ 157$ with a standard deviation of $\$ 38$ . Assume the population has a normal distribution.
a) Construct a $95 \%$ confidence interval for the population mean, $\mu$ .
b) Suppose you did some research on repair costs for laptop computers and found that the standard deviation is $\sigma = 38$ . Use the normal distribution to construct a $95 \%$ confidence interval for the population mean, $\mu$ . Compare the results.

Understand the concept of reliability and validity in measures and research findings.

Appreciate the importance of ethical considerations in psychological research, including informed consent.

Understand statistical concepts, including measures of central tendency, variability, and correlation.

Recognize the implications of research findings for theories in psychology.

---

Definitions:

Compensation Management

The system of designing and implementing strategies to pay employees fairly and competitively.

Job Analysis Information

Data gathered about a job's tasks, responsibilities, necessary skills, outcomes, and work environment, used for creating job descriptions and specifications.

Wage And Salary Benchmark

The process of comparing an organization's wage and salary levels to those of other organizations in the same industry to ensure competitiveness and fairness.

Consulting Companies

Firms that provide expert advice and solutions in specific fields to other businesses or organizations.