The file statepop.dat, used in Example 6.5, also contains information on total number of farms, number of
Question:
a. Plot the total number of farms versus the probabilities of selection ψi. Does your plot indicate that unequal-probability sampling will be helpful here?
b. Estimate the total number of farms in the United States, along with its standard error.
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a The correlation between i and t i number of farms in county is 026 We expect some benefit from pps ...View the full answer
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