Question

20. Greater accuracy of estimation of parameters from sample data (i.e., smaller size of
confidence interval), is obtained, if,
A. lower significance level is required
B. higher is the relevant population variance
C. higher significance level is accepted
D. both A and B above
21. If the average-cost function is AC = Q? – 4Q + 214, then the given function is more appropriate as a
A. long-run function
B. short-run function
C. both short-run and long run functions
D. can not determine​

Answer 1

Answer:

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