Suppose That You Work with the Centers for Disease Control

question 4

Essay

Suppose that you work with the Centers for Disease Control (CDC) and are launching a food safety campaign. Before starting, you want to test the impact of several different messaging approaches. Would you choose to conduct qualitative or quantitative research? Which technique might you use and why?

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Definitions:

Test Statistic

A uniform measure utilized in statistical hypothesis testing to decide on the rejection of the null hypothesis.

Chi-Square Values

A measure in statistics that compares observed results with expected outcomes, used to determine if there are significant differences between groups.

Confidence Interval

A spectrum of numbers, generated from analyzing sample data, expected to cover the value of a not yet identified population trait.

Hypothesis Test

A statistical method that uses sample data to evaluate a hypothesis about a population parameter, determining whether there is enough evidence to reject the null hypothesis.