Question: Interpret and explain the independent samples t test results below the Excel output here. Include alpha level, p value, and accept or reject the null
Interpret and explain the independent samples t test results below the Excel output here. Include alpha level, p value, and accept or reject the null and alternative hypotheses.
Example:
Ho4: There is no statistically significant difference in mean values for the DV between Group A(IV1) and Group B (IV2).
Ha4: There is a statistically significant difference in mean values for the DV between Group A (IV1) and Group B (IV2).
Example:
The results indicate that the mean values are lower for Group A; however, the results also indicate a p value of .37627 > .05. Therefore, the null hypothesis is accepted that there is no statistically significant difference in mean values of the DV between Group A (IV1) and Group B (IV2).
| t-Test: Two-Sample Assuming Unequal Variances | ||
| Group A Prior Training Scores | Group B Revised Training Scores | |
| Mean | 69.79032258 | 84.77419355 |
| Variance | 122.004495 | 26.96456901 |
| Observations | 62 | 62 |
| Hypothesized Mean Difference | 0 | |
| df | 87 | |
| t Stat | -9.666557191 | |
| P(T<=t) one-tail | 9.69914E-16 | |
| t Critical one-tail | 1.662557349 | |
| P(T<=t) two-tail | 1.93983E-15 | |
| t Critical two-tail | 1.987608282 |
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