Given a set of scores for which the mode is 12, the median is15 and the mean is
ID: 2953420 • Letter: G
Question
Given a set of scores for which the mode is 12, the median is15 and the mean is 20.68, are these scores skewed?If so, how? If the mode were 33, the median were 25, and the mean were20.17, would the scores be skewed? If so, how? If the mode were 20, the median were 20, and the mean were20.00, would the scores be skedwed? if so, how? Given a set of scores for which the mode is 12, the median is15 and the mean is 20.68, are these scores skewed?If so, how? If the mode were 33, the median were 25, and the mean were20.17, would the scores be skewed? If so, how? If the mode were 20, the median were 20, and the mean were20.00, would the scores be skedwed? if so, how?Explanation / Answer
Mode = 12, Median = 15, Mean = 20.68 negative skew: The left tail is longer; the massof the distribution is concentrated on the right of the figuresince mean is the highest and mean represents the value which mostof the data fall close to. It has relatively few low values. Thedistribution is left-skewed. Mode = 33, Median = 25, Mean = 20.17 positive skew: The right tail is longer; themass of the distribution is concentrated on the left ofthe figure since mean is the highest and mean represents the valuewhich most of the data fall close to. It has relatively few highvalues. The distribution is right-skewed. Mode = 20, Median = 20, Mean = 20 in a normal distribution mean, median and mode are equal. so thisis normal distribution
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