The heights of 18-year-old men are approximately normally distributed with mean 68 inches and standard deviation 3 inches. what is the probability that the average height of a sample of twenty 18-year-old men will be less than 67 inches? round your answer to four decimal places.

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

In what organelle does photosynthesis take place?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.