Answer the following statement(s) true (T) or false (F)
a. The length of the whiskers is equal to 1.5 IQR, where IQR is the interquartile range.
b. The length of the whiskers may be greater than 1.5 IQR, where IQR is the interquartile range.
c. The length of the whiskers may be less than 1.5 IQR, where IQR is the interquartile range.
d. The values at the ends of the whiskers are always values in the data set used to construct the boxplot.
(a) False. The length of the whiskers is at most 1.5 IQR.
(b) False. The length of the whiskers is at most 1.5 IQR.
(c) True. A whisker extends to the most extreme data point that is within 1.5 IQR of the first or third quartile.
(d) True. A whisker extends to the most extreme data point that is within 1.5 IQR of the first or third quartile.
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