Question

# The following data is the math test scores of students graduating from a particular high school...

The following data is the math test scores of students graduating from a particular high school . The government uses these scores to determine if there will be accreditation awarded. In order for this to occur the mean score must be above 780. A sample of students scores is drawn at random and they take the test. The scores are in the following table and the population is considered a normal distribution.   Test at the .01 level.

 980 764 798 760 796 760 798 980 796 796 798 790 960 960 900

Perform a hypotheses test to determine if this school should get accreditation . State the appropriate hypothesis.   Determine critical values. State clearly what the results of the hypothesis test means.

By decision region, we fail to reject Ho.

That is , there is not sufficient evidence to conclude that mean score is above 780.

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