Question

The Excel file titled states. xlsx contains the median income in 2011 for all 50 states and the District of Columbia.
a. Use Excel to draw a simple random sample consisting of four states, and then calculate the sampling error for the sample.
b. Use Excel to draw a simple random sample consisting of eight states, and then calculate the sampling error for the sample
c. Use Excel to draw a simple random sample consisting of 12 states, and then calculate the sampling error for the sample
d. Compare the sampling error for parts a, b, and c and explain the reason for the differences.


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  • CreatedJuly 17, 2015
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