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QNT 561 Final Exam Exam 3
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QNT 561 Final Exam Exam 3 1. A difference between calculating sample mean and population mean is A. Only in symbols, we use instead of μ and n instead of N B. We divide sum of observations by n - 1 instead of n C. observations are ranked and select middle value for population mean D. There are no differences 2. Which of following measures of central location is affected most by extreme values? A. Median B. Mean C. Mode D. Geometric mean 3. Which level of measurement is required for median? A. Nominal B. Ordinal C. Interval D. Ratio 4. In which of following distributions is probability of a success usually small? A. Binomial B. Poisson C. Hyper geometric D. All distribution 5. Which of following is not a requirement of a probability distrib
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