A national chain of department stores ranks its 750,000 salespeople by the monetary value of their sales. Abdul's sales are at the 44" percentile. Tammy are at the 29 percentile. (a) Which of the following must be true about Abdul's sales? X ? The value of Abdul's sales were about 44% of the chain's total. The value of Abdul's sales was in the top half of all of the salespeople. O Abdul sold $4400 in merchandise. O Abdul had sales lower in value than about 56% of the salespeople. (b) Which of the following must be true about Abdul's and Tammy's sales? O The value of Abdul's sales were $1500 more than Tammy's. The value of Tammy's sales were $ 1500 more than Abdul's. Both Abdul and Tammy had sales higher in value than the median. O Both Abdul and Tammy had sales lower in value than the median