Mathematics, 25.01.2020 02:31 bluedolphin9042
At a medical center, a sample of 20 days showed the following number of cardiograms done each day.
25 31 20 32 13 14 43 12 57 23 36 32 33 32 44 32 52 44 51 46
(a) find the sample mean x.
(b) construct a stem and leaf plot for the data.
(c) find the sample variance s^2 and the sample standard deviation
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At a medical center, a sample of 20 days showed the following number of cardiograms done each day. <...
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