1. A manufacturer knows that their items have a normally distributed lifespan, with a mean of 3.1 years, and standard deviation of 1 years.If 3 items are picked at random, 3% of the time their mean life will be less than how many years?Give your answer to one decimal place.2. A particular fruit’s weights are normally distributed, with a mean of 724 grams and a standard deviation of 20 grams.If you pick 23 fruits at random, then 2% of the time, their mean weight will be greater than how many grams?Give your answer to the nearest gram.
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