PSTAT 120 Applets

Two Sample T Test

Value Formula

\(H_0: \mu = \)

\(\alpha =\)

Significance level

\(H_1: \mu \) \(=\)

\(\bar{x}_1 =\)

Sample 1 mean

\(\bar{x}_2 =\)

Sample 2 mean

\(s_1 =\)

Sample 1 standard deviation

\(s_2 =\)

Sample 2 standard deviation

\(n_1 =\)

Sample 1 size

\(n_2 =\)

Sample 2 size

Enter numbers separated by commas

Sample 1

Sample 2

Test Statistic —

P-Value —

Critical Value —

Decision

\( \text{—} \)

Critical Value Rule

\( \text{—} \)

P-Value Rule

\( \text{—} \)