3. A mail-order clothing company keeps track of how much each customer has spent in the last year. Among the 35,228 customers, the average amount spent is $203.55, and the SD is $205.23. Information about the distribution of the amounts is summarized in the table below. Amount spent in last year Number of customers so - $50 6341 550-5100 7398 $100-$200 10921 $200-$500 7750 5500-51000 2818 (a) Carry out the calculations and draw a histogram of the amounts using the density scale. (b) {Continuation of #3) Suppose someone is hired by the company to take a survey of 150 randomly selected customers, to ask them about their clothing preferences. Among the sampled customers, only 10 of them report spending between SCI-$50 in the last year. Has something gone wrong with the sampling, or do you think this might have happened just by chance? Explain your answer thoroughly