Question

The heights of adult men in America are normally distributed, with a mean of 69.5 inches and a standard deviation of 2.66 inches. The heights of adult women in America are also normally distributed, but with a mean of 64.8 inches and a standard deviation of 2.51 inches.

1. If a man is 6 feet 3 inches tall, what is his z-score (to 4 decimal places)?
   z =
2. 
   
3. If a woman is 5 feet 11 inches tall, what is her z-score (to 4 decimal places)?
   z =
4. 
   
5. Who is relatively taller?
   • The 5 foot 11 inch American woman
   • The 6 foot 3 inch American man

Answer 1