The mean of a normal probability distribution is 380: the stardard deviation is 16. a. About 68 % of the observations lie between what two values? Heip Save & Value 1 Value 2 b. About 95% of the observations lie between what two values? Value 1 Value 2 c. Practically all of the observations lie between what two values? Value 1 Value 2 Next 3 of 10

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