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Sampling distribution of the mean weight of loaves

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The local bakery bakes more than a thousand standard loaves of bread daily, and the weights of these loaves follow a normal distribution. The long term mean weight is 482 grams and the standard deviation of the weights is 18 grams.

a) An individual loaf is measured and weighs 478 grams. What is the probability that an individual loaf will weigh less than 478grams.

b) What is the sampling distribution of the mean weight of loaves if samples of size 36 were taken from the population?

Reference no: EM132514858

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