FORESTRY
AGRICULTURAL STATISTICS AND ECONOMICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The 99% confidence interval for a proportion is (0.54, 0.72). What is p̂?
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0.63
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0.18
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0.09
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0.66
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Explanation:
Detailed explanation-1: -The critical value (typically z* or t*) is a number found on a table. The value is determined by the confidence level you have chosen. For example, the z* value for an 80% confidence level is 1.28 and the z* value for a 99% confidence level is 2.58.
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