The following data come from independent samples drawn from normally distributed populations. Use these data to test the following hypotheses. Let the Type I error rate be 0.05. Assume that the population variances are approximately equal. H,:H1- H2 = 0 Hai H1- H2> 0 Sample 1 Sample 2 XT = 2.09 X2 = 1.92 s1? = 0.206 s22 = 0.213 n1 = 12 n2 = 15 Appendix A Statistical Tables (Round your answer to 2 decimal places, e.g. 15.25.) Observed t = The decision is to

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The following data come from independent samples drawn from normally distributed populations. Use these data to test the following
hypotheses. Let the Type I error rate be 0.05. Assume that the population variances are approximately equal.
Ho:H1- H2 = 0
Ha: H1- H2> 0
Sample 1
Sample 2
X1 = 2.09
X2 = 1.92
S1
s,² = 0.206
s22 = 0.213
n1 = 12
n2 = 15
%3D
Appendix A Statistical Tables
(Round your answer to 2 decimal places, e.g. 15.25.)
Observed t =
The decision is to
Transcribed Image Text:The following data come from independent samples drawn from normally distributed populations. Use these data to test the following hypotheses. Let the Type I error rate be 0.05. Assume that the population variances are approximately equal. Ho:H1- H2 = 0 Ha: H1- H2> 0 Sample 1 Sample 2 X1 = 2.09 X2 = 1.92 S1 s,² = 0.206 s22 = 0.213 n1 = 12 n2 = 15 %3D Appendix A Statistical Tables (Round your answer to 2 decimal places, e.g. 15.25.) Observed t = The decision is to
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