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OpenStudy (anonymous):
As cars passed a checkpoint, the following speeds were clocked and recorded. Speed (mph): 55 62 61 54 68 72 59 61 70 Find the mean and the range of the data set.
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OpenStudy (jack1):
range = 72 - 54...? so range = 18...?
OpenStudy (jack1):
mean = sum of all results / number of results ...? =562 / 9...? = 62.4... ish???
OpenStudy (anonymous):
Thnx can you help me with my next question?
OpenStudy (jack1):
sure, what is it?
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