A normal population has a mean of 60 and a standard deviation of 12. You select a
Question:
A normal population has a mean of 60 and a standard deviation of 12. You select a random sample of 9. Compute the probability the sample mean is:
a. Greater than 63.
b. Less than 56.
c. Between 56 and 63.
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a z So probability is 02266 fo...View the full answer
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Related Book For
Statistical Techniques in Business and Economics
ISBN: 978-0078020520
16th edition
Authors: Douglas Lind, William Marchal
Question Posted:
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