Role Demands Are a Source of

question 26

Multiple Choice

Role demands are a source of

• A) selection bias
• B) experimenter bias
• C) subject bias
• D) evaluation bias

---

Definitions:

Unequal-variances Test

Statistical tests used when comparing two groups that are assumed not to have the same variance.

Student T-distributed

Pertaining to a probability distribution used in statistics for estimating population parameters when the sample size is small and population variance is unknown.

Population Variances

Measures of the spread or distribution of a set of data points in a population, quantifying the degree to which these points differ from the population mean.

Sample Variance

A measure of the dispersion or spread of a set of data points around their mean, calculated as the sum of the squared deviations from the mean, divided by the number of observations minus one.