A particular fruit's weights are normally distributed, with a mean of 291 grams and a standard deviation of 21 grams. If you pick 18 fruit at random, what is the probability that their mean weight...

A particular fruit's weights are normally distributed, with a mean of 291 grams and a standard deviation of 21 grams.


If you pick 18 fruit at random, what is the probability that their mean weight will be between 276 grams and 288 grams


Round to 4 decimal places