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Author Question: A sample of size 100 from a normal population has a mean of 110 and a standard deviation of 10.0 . ... (Read 93 times)

melina_rosy

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on: Jul 24, 2018
A sample of size 100 from a normal population has a mean of 110 and a standard deviation of 10.0 . Using the Empirical Rule, about how many items of the sample will be above 130?

Question 2

A sample of size 50 has a mean of 60.0 and a standard deviation of 10.0 . According to Chebyshev's Theorem, at least what percent of the data is between 10 and 110?


qytan

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Reply #1 on: Jul 24, 2018
Answer to Question 1

Approximately 2 to 3 items

Answer to Question 2

96


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