Serum Cholesterol Levels For this data set, find the mean and standard deviation of the

Chapter 3, Problem 43

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Serum Cholesterol Levels For this data set, find the mean and standard deviation of the variable. The data represent the serum cholesterol levels of 30 individuals. Count the number of data values that fall within 2 standard deviations of the mean. Compare this with the number obtained from Chebyshevs theorem. Comment on the answer. 211 240 255 219 204 200 212 193 187 205 256 203 210 221 249 231 212 236 204 187 201 247 206 187 200 237 227 221 192 196

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