Statement of a problem № m40225


A population of unknown shape has a mean of 3,000 and a standard deviation of 200. a. Find the minimum proportion of observations in the population that are in the range 2,600 to 3,400. b. Determine the maximum proportion of the observations that are above 3,600. c. What statement could you make concerning the proportion of observations that are smaller than 2,400?

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