The purchases made by customers at a convenience store are normally distributed, with a
mean of $5.50 and a standard deviation of $3.50. What is the probability that a randomly chosen
customer makes a purchase between $2.00 and $9.00?
mean of $5.50 and a standard deviation of $3.50. What is the probability that a randomly chosen
customer makes a purchase between $2.00 and $9.00?