The mean weight of a large egg is about 2.865 ounces with a standard deviation of 0.1.

a) what percent of the egg would you expect to weigh more than 3.161 ounces?

b) what is the weight of an egg that is in the top 7% of all large eggs?

To find the weight of an egg is in the top 7%% of Ill large eggs, we need to determine thes 2-score corresponding to gard percentile.. 100% - 70%= 93 0 Based from the z-score percentile 9310 is equal to 1.476 or 1.48 We use the z-score formula to Find the weight. 2 - X - M BLE 12 48 - X - 2.865 6 - 1 S ( 1.48 ) ( 0 . 1 ) = X - 2.845 0.148 = X - 2.845 6.148 + 2. 865 = X 3. 013 = X