Which of the following variables would most likely follow a Normal model? Head circumference of 18 year old males
Prices of jewelry

Heights of singers in a co-ed choir
The last digit of US phone numbers

Marshall went to the state fair and bought 3 tickets. each ticket to the fair cost x dollars. after he bought the tickets, he had $3.25 left in change. write an expression that represents the amount of money, in dollars, that marshall had before he bought the tickets. n