Question: MUST USE EXCEL AND WRITE DOWN THE STEPS IN FINDING, AND PASTE THE excel functions ? Experience has shown that the scores obtained in a

MUST USE EXCEL AND WRITE DOWN THE STEPS IN FINDING, AND PASTE THE excel functions

Experience has shown that the scores obtained in a particular test are Normally distributed with mean score 70 and standard deviation 6. When the test is taken by a random sample of 36 students, the mean score is 68.5. Is there sufficient evidence, at the 3% significance level, that these students have not performed as well as expected? (a) Showing clearly how you obtain your answer, calculate the P-value for the test. (b) What conclusion can you draw at the 3% significance level

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