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An SRS of size 30 is taken from a population of size 100. The sample values are given below, and in the data file srs30.dat.
8 5 2 6 6 3 8 6 10 7 15 9 15 3 5 6 7 10 14 3 4 17 10 6 14 12 7 8 12 9
a. What is the sampling weight for each unit in the sample?
b. Use the sampling weights to estimate the population total, t.
c. Give a 95% CI for t. Does the fpc make a difference for this sample? |
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