Q1. The annual commissions earned by sales representatives of Smith's Hardware follow the normal probability distribution. The mean yearly amount earned is $38,000 and the standard deviation is $5,000. a. What percent of the sales representatives earn more than $42,000 per year? b. What percent of the sales representatives earn between $32,000 and $42,000? c. What percent of the sales representatives earn between $32,000 and $35,000? d. The sales manager wants to award the sales representatives who earn the largest commissions a bonus of $1,000. He can award a bonus to 15% of the representatives. What is the cutoff point between those who earn a bonus and those who do not?