The heights of adult men in America are normally distributed, with a mean of 69.6 inches and a standard deviation of 2.63 inches. The heights of adult women in America are also normally
distributed, but with a mean of 64.6 inches and a standard deviation of 2.53 inches.
a. If a man is 6 feet 3 inches tall, what is his z-score (to 4 decimal places)?
b. If a woman is 5 feet 11 inches tall, what is her z-score (to 4 decimal places)?
C Who is relatively taller?
The 6 foot 3 inch American man
The 5 foot 11 inch American woman

Runners run around the school's football field. the cross country coach determines that the width of the field is seventy yards shorter than the length. part a write an expression that represents the perimeter of the football field. let x represent the length of the football field. include parentheses in your expression. next, write an equivalent expression that does not include parentheses. what property or properties did you use to simplify? explain. part b the cross country coach later determines that the length of the football field is 120 yards. all students must run five laps. using your answer from part a, determine the actual number of yards that each athlete must run in the tryouts. in order to make the team, students must complete the laps in 6 minutes. how quickly must they run each lap?