When Might Evaluation Research Be Useful

question 20

Multiple Choice

When might evaluation research be useful?

• A) when deciding whether to hire a job applicant
• B) when deciding whether to give a current employee a raise
• C) to prove that two or more variables are associated
• D) to study how a researcher's previous work is valid

Apply the concept of margin of error in determining sample size for a desired confidence interval precision.

Differentiate between confidence intervals with varying confidence levels and their implications on the margin of error.

Comprehend the relationship between the sample mean and the center of the confidence interval.

Understand the conversion of units and its impact on confidence interval calculations.

---

Definitions:

Netnography

A qualitative research methodology that adapts ethnographic techniques to study cultures and communities online.

Product Issues

Challenges or problems associated with developing, launching, or selling a product, including design flaws, manufacturing defects, or market misalignment.

Curve Fitting

A statistical technique used to find the best way to plot a curve through a set of data points, often for predictive purposes.

Dependent Variables

Variables in an experiment or study whose changes depend on the effects of other variables, typically independent variables.