The two-sample t-test is applied to compare whether the average difference between two groups is significant or if it is due instead to random chance.

You can use Excel, R or this website (https://www.graphpad.com/quickcalcs/ttest1.cfm), to run the analyses.

1. Briefly, describe the difference between Unpaired Two-Sample T-test and Paired Two-Sample T-test.

2. Provide an application example for Unpaired Two-Sample T-test (provide numbers), stablish the Ho and Ha Hypotheses, run the test, mention the results, and explain the outcome.

3. Provide an application example for Paired Two-Sample T-test, stablish the Ho and Ha Hypotheses, run the test, mention the results, and explain the outcome