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A district-wide test is used to measure math aptitude in freshmen... A district-wide test is used to measure math aptitude in freshmen in high school

A district-wide test is used to measure math aptitude in freshmen...

A district-wide test is used to measure math aptitude in freshmen in high school students, with a mean of 78 and a standard deviation of 12. 36 selected freshmen took the test, and their mean score was 85 .

Calculate the SEM.

After calculating the sEM, create 95 % confidence interval.

After calculating the SEM, create 99% confidence interval.

Do these students have a similar or better score than the rest of the district students?

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