Question: Use the following information to answer the next five exercises: The distribution of results from a cholesterol test has a mean of 93 and a
Use the following information to answer the next five exercises: The distribution of results from a cholesterol test has a mean of 93 and a standard deviation of 20. A sample size of 40 is drawn randomly.
- Find the probability that the sum of the 40 values is greater than 6,500.
- Find the probability that the sum of the 40 values is less than 8,000.
- Find the sum that is one standard deviation above the mean of the sums.
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