We Use the Analysis of Variance Rather Than the T

question 49

Multiple Choice

We use the analysis of variance rather than the t ratio when more than two groups are Involved because:

• A)it is less time consuming to make the necessary calculations.
• B)it decreases the likelihood of making a Type 1 error.
• C)the more statistical tests conducted, the more likely sampling error may cause statistically Significant findings.
• D)all of the above

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Definitions:

Distribution

The spread of values within a dataset or the pattern showing how often each value occurs.

Chi-square Test

A statistical test used to determine if there is a significant difference between observed and expected frequencies in one or more categories.

Null Hypothesis

A default hypothesis that there is no effect or no difference, and it is assumed true until evidence indicates otherwise.

Significant Change

A statistical term used to describe a change in data that is likely not due to random chance alone.