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Computing the mean and standard errors of sampling distribution.
Using the central limit theorem, find the means and standard errors of sampling distributions with the following characteristics:
µY
σY2
N
1. 10.5
50
25
1. 50
115
1. 25
75
250
1. 12
70
35
1. 100
100
200
What happens to the expected return and standard deviation of returns of the portfolio in Part a if the following conditions exist?
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Utilize the given degree of confidence also sample data to construct a confidence interval for population proportion.
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Describe your answer to a person who has never had a course in statistics.
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