Classes that used the different delivery types

Reference no: EM131824312

Are the means for the final exams the same for all statistics class delivery types? The table below shows the scores on final exams from several randomly selected classes that used the different delivery types.

2411_four population standard deviations.png

Assume that all distributions are normal, the four population standard deviations are approximately the same, and the data were collected independently and randomly. Use a level of significance of 0.05.

Reference no: EM131824312

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Classes that used the different delivery types : The table below shows the scores on final exams from several randomly selected classes that used the different delivery types.

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