Given an approximately normal distribution with a mean of 121 and a standard devi- ion of 40. Using the Empirical Rule, what interval is between 95% and 99.7% of all lues? P(µ-20 < X < µ+30) = P(1 < X < 241) P(µ-20 < X < µ+30) = P(41 < X < 201) C P(µ- 2o < X < µ+30) = P(81 < X < 241) d) P(μ-20 < X < µ+30) = P(41 < X < 161) a b

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