Question: Grace took a random sample of the number of steps per minute from the electronic readout of her aerobic climbing machine during a 1-hour workout.

Grace took a random sample of the number of steps per minute from the electronic readout of her aerobic climbing machine during a 1-hour workout.
(a) Calculate the mean, median, and mode.
(b) Which is the best measure of center? The worst? Why? (Data are from a project by Grace Obringer, MBA student.)

90 110 97 144 5 60 156 86 82 64 100 47 80 164 93

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