t-Test: Paired Two Sample for Means Tool t-Test: Two-Sample Assuming Unequal Variances Tool

t-Test: Two-Sample Assuming Equal Variances Tool

Figure 8-86 t-Test (Equal Variances) Tool Dialog Options

For unpaired variables with unknown but assumed equal population variances, when you click on “OK”, Gnumeric will test whether the mean of the difference between the paired variables is equal to the given hypothesized mean difference.

Example 8-19 Using the t-Test (Unknown but Equal Variances) Tool

See Figure 8-87 for an example of a completed dialog and Figure 8-88 for the corresponding output.

Figure 8-87 t-Test (Unknown but Equal Variances) Example Data
Figure 8-88 Output from the t-Test (Unknown but Equal Variances) Tool
t-Test: Paired Two Sample for Means Tool t-Test: Two-Sample Assuming Unequal Variances Tool