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Two measures of central tendency are given for the following three frequency distributions. All of them are unimodal distributions. State the type of skewness for the three distributions.(i) Distribution A : mode =100 and mean =116(ii) Distribution B : median = 142.8 and mean = 142.8(iii) Distribution C : median = 208 and mean =192(a) A is symmetric, B is negatively skewed and C is positively skewed.(b) A is negatively skewed, B is positively skewed and C is symmetric.(c) A is positively skewed, B is symmetric and C is negatively skewed.(d) A is positively skewed, B is negatively skewed and C is symmetric. |
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Answer» Correct option is (c) A is positively skewed, B is symmetric and C is negatively skewed. |
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