Mathematics, 01.05.2021 02:20, cxttiemsp021

The box fill weight of Frosted Flakes breakfast cereal follows a normal distribution with a mean of 9.75 ounces and a standard deviation of 0.27 ounces. A sample of 25 boxes filled this morning showed a mean of 9.85 ounces. At the 0.05 significance level, can we conclude that the mean weight is more than 9.75 ounces per box

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The box fill weight of Frosted Flakes breakfast cereal follows a normal distribution with a mean of...