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Conducting a hypothesis test for student math scores

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The mean math score for fifth grade students at Smart Elementary is 90 with a standard deviation of 8. The fifth grade students are tested each year to determine if the mean score remains the same. A random sample of 30 students are chosen from the classes this year and provide a sample mean score of 94. The null hypothesis Ho: m = 90, the alternative hypothesis H1: m =/= 90.

Using a 95% confidence level conduct the hypothesis test for the math scores.

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This solution involves hypothesis testing at a 95% confidence level.

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Please the attachments. Calculations are done in excel.

Conducting a hypothesis test for student math scores.
The mean math score for fifth grade students at Smart Elementary is 90 with a standard deviation of 8. The fifth grade students are tested each year to determine if the mean score remains the same. A random sample of 30 students ...

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