# T-test statistics

What are the indicators for using a t-test? Create a research scenario in which it would be correct to use a t-test, including the research question, sample size, and dependent and independent variables.

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#### Solution Preview

The indicators for using the T-test are that the T-test determine whether the means of two groups are statistically different from each other. This T-test is appropriate whenever you want to compare the means of two groups. The T-test will tell if the averages for two groups are statistically different. The formula for the t-test is a ratio. The top part of the ratio is jus the difference between the two means or averages. The bottom part is a measure of the variability or dispersion of the ...

#### Solution Summary

This t-test is appropriate whenever you want to compare the means of two groups. The t-test will tell if the averages for two groups are statistically different. The formula for the t-test is a ratio. The top part of the ratio is just the difference between the two means or averages. The bottom part is a measure of the variability or dispersion of the scores.