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May 22, 2015

Homework Help: statistics

Posted by Jo on Saturday, October 3, 2009 at 8:32pm.

For the following data independent samples, could the null hypothesis that the population means are equal be rejected at the 0.05 level?

Sample1 Sample2 Sample3 Sample4
15.2 10.2 14.9 11.5
12.2 12.1 13.0 13.1
15.0 8.5 10.8 11.5
14.6 8.1 10.7 6.3
9.7 10.9 13.3 12.0
13.6 10.6 8.7
8.5 11.9

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