7. The heights of professional basketball players are normally distributed with a standard deviation of 5 inches
If only 23% of all pro basketball players have heights above 7 foot 5 inches, then which of the following is
the mean height of pro basketball players?
(1) 6 feet 5 inches (3) 6 feet 10 inches
(2) ó fect 2 inches
(4) 6 feet 7 inches

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Factor the polynomial by its greatest common monomial factor.