ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 137 - 141 of 253
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Question number: 137
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
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It is given that , and . Then the 95 % Confidence Interval for is
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Question number: 138
» Statistical Inference and Hypothesis Testing » Minimum Variance Unbiased Estimators
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If and are two estimators for , such that and , then
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Question number: 139
» Statistical Inference and Hypothesis Testing » Moments and Least Squares
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Generally the estimators obtained by the method of moments as compared to Maximum Likelihood estimators are:
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| a. | Less Efficient |
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| b. | More Efficient |
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| c. | Equally Efficient |
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Question number: 140
» Statistical Inference and Hypothesis Testing » Cramer-Rao Inequality
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Which of the following options is appropriate for the Cramer-Rao Inequality, where
is an unbiased estimator -
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Question number: 141
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
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For a normal population , the variance of the sample mean and sample variance are given . Then the efficiency of median against mean is
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