A Dependent Variable in a Research Study on a Particular

question 42

Multiple Choice

A dependent variable in a research study on a particular virus infection has the possible values, "At risk of infection" or "Not at risk of infection." What is this type of variable called?

• A) Boolean
• B) empirical
• C) nominal
• D) dichotomous

---

Definitions:

T-Table Values

Values found in a T-table are used to determine critical values of the t-distribution, helpful in hypothesis testing and constructing confidence intervals when the population standard deviation is unknown.

Expected Value

The long-run average value of repetitions of an experiment it represents; a fundamental concept in probability and statistics.

Simple Linear Regression

A statistical method that models the relationship between a single independent variable and a dependent variable by fitting a linear equation to observed data.

T-Table Values

Critical values from the t-distribution, used to determine the acceptability of a hypothesis based on the sample data.