Mathematics, 20.03.2021 09:50 ugum
20. 35 students in a statistics class recently took a test over numerical data. On the test, the class had an average of a 78 and a standard deviation of 5. Assuming
the data was normally distributed.
a. How many students scored below one standard deviation from the mean? (Hint: When you round, you cannot round up on the amount of people. Therefore,
you will need to round down to the nearest whole number for your answer)
b. What was the test score for the upper 24h percent? (Round to two decimal places)
Show your work.
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20. 35 students in a statistics class recently took a test over numerical data. On the test, the cla...
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