Question

If the largest observation is less than 1 standard deviation above the mean, then the distribution tends to be skewed to the left. If the smallest observation is less than 1 standard deviation below the mean, then the distribution tends to be skewed to the right. A professor examined the results of the first exam given in her statistics class. The scores were
35 59 70 73 75 81 84 86
The mean and standard deviation are 70.4 and 16.7. Using these, determine if the distribution is either left or right skewed. Construct a dot plot to check.


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  • CreatedSeptember 11, 2015
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