(Answered) Question consider the following population71 89 65 97

Statistics

Question: Consider the following population:

71 89 65 97 46 52 99 41 62 88
73 50 91 71 52 86 92 60 70 91
73 98 56 80 70 63 55 61 40 95

a) Determine the mean and variance.

b) Determine the percentage of data values that fall in each of the following intervals:

x±2s,x±3s,x±4s

c) Compare these with the percentages specified by Tchebysheff theorem.

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