The number of degrees of freedomassociated with the t test, when the dataare gathered from a matched pairs experiment with 13 pairs, is:
When the necessary conditions are met, a two-tail test is being conducted to test the difference between two population proportions. If the value of the test statistic z is 2.05, then the p-value is:
The solution provides step by step method for the calculation of P value . Formula for the calculation and Interpretations of the results are also included.