Q. The mean of 10 numbers is 9, then the sum (total) of these numbers will be________ 9 0.9 70 90 Answer: 90
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Q. Arithmetic Mean is __________ affected by extreme values Not Highly Less None of these Answer: Highly
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Q. The sum of squared deviation is least from____________ Median Mean Mode Standard Deviation Answer: Mean
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Q. If the distribution is symmetric about mean then the skewness is_____________. 1 Positive negative none Answer: 1
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Q. Sum of deviations will be zero if it is taken from___________ Mean Mode Median Standard Deviation Answer: Mean
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Q. In statistics, a sample means A portion of the sample A portion of the population All the items under investigation None of the above Answer: A portion of the population
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Q. The algebraic sum of deviations from mean is__________ Maximum Zero Minimum Undefined Answer: Zero
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Q. Standard deviation is calculated from the Harmonic Mean (HM)____________ Always Sometimes Never None of these Answer: Sometimes
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Q. Harmonic men gives more weigntage to____________ Small Values Large Values Positive Values Negative Values Answer: Small Values
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Q. What is the arithmetic mean of the data set: 4, 5, 0, 10, 8, and 3?____________ 5 6 7 5 Answer: 5
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