The following are midday temperatures (in degrees Celsius) of twelve randomly selected days throughout  the year. 13, 15, 6, –23, 9, 0, 7, 3, 9, 11, –1, 14  Which of the following statements is false? A. The range is not an appropriate measure of dispersion for the data because of the presence of one  extreme value. B. The standard deviation of these temperatures cannot be calculated because some of the values are  negative.  C. The mode is 9 D. The range of the values is 38

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A:

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