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QUESTION 4 Which one is not measures of central location. A. median © B. standard deviation C. mode D. mean QUESTION 5 Which one is a measures of spread: A. Percentile © B. Interquartile range C. Quartile QUESTION 6 Given the following grades on a test: 86, 92, 100, 93, 89, 95, 79, 98, 68, 62, 71, 75, 88, 86, 93, 81, 100, 86, 96, 52 Is the following boxplot a good one for the grades? Boxplot of C10 [ ] ., L | boxplot 2.png © False True QUESTION 7 Given the following grades on a test: 86, 92, 100, 93, 89, 95, 79, 98, 68, 62, 71, 75, 88, 86, 93, 81, 100, 86, 96, 52 1) Find the first quartile a ,(a)77; b) 95; c) 98) the third quartile b (a) 96; b) 94; c) 98 ) and the Interquartile range a .((a) 17; b) 18.5; c) 20) 2) Are there any outliers no ? ( yes/no)
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