# Sample size and estimation error The management of Carelli Farms has taken a random sample of the

## Question:

Sample size and estimation error The management of Carelli Farms has taken a random sample of the number of bushels of corn meal used weekly in its cattle feed lot. The sample of 30 items has a mean of 51.60 and a standard deviation of 7.90. In order to plan its purchases of meal, management needs to estimate the mean weekly use for the feed lot.

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