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A sample of size 30 is selected from a population with mean 100 and standard deviation 8. Answer the following questions. What is the approximate
- A sample of size 30 is selected from a population with mean 100 and standard deviation 8. Answer the following questions.
- What is the approximate distribution of the sample mean?
- What is the mean of the distribution of the sample mean?
- What is the standard deviation of the distribution of the sample mean?
- What is the approximate probability that the sample mean falls between 98.5394 and 101.4605935?
- What is the approximate probability that the sample mean falls between 97.07881303 and 102.921187?
- What is the approximate probability that the sample mean falls between 96 and 101?
- What is the approximate chance that the sample mean falls between 98 and 105?
- What is the approximate chance the sample mean takes a value more than 2.5 standard deviations above the mean?
- What is the approximate chance the sample mean takes a value within 1.4 standard deviations of 100?
- What is the approximate distribution of the sample sum?
- What is the mean of the distribution of the sample sum?
- What is the standard deviation of the distribution of the sample sum?
- What is the approximate probability that the sample sum is between 2900 and 3100?
- What is the approximate probability that the sample sum exceeds 3120?
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Precalculus (Subscription)
Authors: Michael Sullivan, Michael Sullivan III
11th Edition
0135228980, 9780135228982
