You Should Clean a Computer More Frequently If It ____

question 32

Multiple Choice

You should clean a computer more frequently if it ____.

• A) has a wireless keyboard
• B) is in a dusty environment
• C) is an older model
• D) is used every day

---

Definitions:

Homogeneity-of-Variance

The assumption that different samples in a study have the same variance or variability, often checked before applying certain statistical tests.

T Test

A statistical test used to compare the means of two groups and determine if there are statistically significant differences between them.

Pooled Standard Deviation

A method for calculating the overall standard deviation from multiple samples or groups, combining variances to assess overall variability.

Cohen's D

A measure of the standardized difference between two means, commonly used in the context of effect size in statistics.