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a factory produces sugar with a labeled weight of 1kg, the weight in a pack of sugar is normally distributed with expectation kg and a
a factory produces sugar with a labeled weight of 1kg, the weight in a pack of sugar is normally distributed with expectation kg and a standard deviation = 0,165kg. we weigh some packages to decide a 90% confidence interval for . we dont want the extent of the interval to exceed over 0.015kg
a) decide the lowest number of packages that has to be weighed
(round answer to nearest integer)
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