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* Description/Instructions. The familiar measures of center (mean, median, mode) and spread (range, standard deviation, variance, and interquartile range) will generally not be directly tested on the AP exam, because you can determine these so easily on your calculator. Description/Instructions. The familiar measures of center (mean, median, mode) and spread (range, standard deviation, variance, and interquartile range) will generally not be directly tested on the AP exam, because you can determine these so easily on your calculator.
Choose the appropriate measures to describe the center and spread of the distribution. Justify your response based on the shape of the distribution. b. Write a few sentences describing the center and spread of the distribution using the appropriate measures.