When Critiquing a Descriptive Study, Which of the Following Is

question 9

Multiple Choice

When critiquing a descriptive study, which of the following is important to find in the study report?

• A) A discussion of the variables of interest and how they were defined
• B) A well-written directional hypothesis that describes the proposed relationship between the variables under study
• C) Evidence of a random probability sample
• D) The use of constant comparative analysis for data interpretation

---

Definitions:

Standard Residuals

Residuals that have been standardized to have a mean of 0 and a standard deviation of 1, useful for identifying outliers in regression analysis.

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.

Simple Linear Regression

Simple Linear Regression is a statistical method to model the relationship between a single independent variable and a dependent variable by fitting a linear equation.

Sample Correlation Coefficient

A measure that indicates the degree of linear relationship between two variables in a sample, ranging between -1 and 1, where 1 means a perfect positive correlation and -1 a perfect negative correlation.