Question: A quality-control engineer wanted to estimate the mean weight (in grams) of a plain M&M candy. Decide if a 95% t-interval about the population mean

A quality-control engineer wanted to estimate the mean weight (in grams) of a plain M&M candy.

Decide if a 95% t-interval about the population mean can be constructed. If it can, do so. If it cannot be constructed, state the reason why. For convenience, a normal probability plot and boxplot are given.

0.86 0.90 0.94 0.87 0.88 0.82 0.86 0.84 0.84 0.91 0.88 0.87 Weight

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