What proportion of the packages are underweight

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Suppose the amount of cereal in a package cannot be weighed exactly. In fact, it is a normally distributed random variable, with # = 10.10 oz. add o = .040 oz. On the package is claimed, "net weight, 10 oz."

(a) What proportion of the packages are underweight?

(b) to what value must the mean # be raised in order that only 1/10 of 1 % of the packages be underweight?

Reference no: EM131870056

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