The average amount of money that people spend at Don Mcalds fast food place is $7.1000 with a standard deviation of $1.6700. 8 customers are randomly selected. Please answer the following questions, and round all answers to 4 decimal places where possible and assume a normal distribution. What is the probability that one randomly selected customer will spend more than $7.5144? For the 8 customers, find the probability that their average spent is less than $7.5144. Find the probability that the randomly selected 8 customers will spend less than $60.1152. ps of 8 people who spend the most money. At least how much must a group of 8 spend in total to get the free sundae? $