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Approximately 3% of the eggs in a store are cracked. If you buy two dozen eggs, what is the probability that no more than two of your eggs are cracked?

In  a  study  of bumblebee  bats,  one  of  the  world’s  smallest  mammals,  the weights were normally distributed, with a mean of 2.0 grams...

A random sample of seven bumblebee bats is selected from the study. Find the probability that the mean weight of the sample is between 2.1 grams and 2.7 grams.   Refers to the last question...

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