If a couple has 3 children, there are 8 possible outcomes for the number of boys and girls. Let X = the number of girls. Calculate the mean of the distribution.

5/6+7/8what is the answer sealsdbdbshd

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which of the following graphs could represent a cubic function?