21. A realtor randomly samples homeowners who have purchased homes in the last two years and records their income, y, and home purchase price, p (the population is large enough that one can consider this a random sample with replacement):

Income 21,256 97,530 24,759 18,369 35,890 38,749 57,893 Price 49,412 170,249 56,856 45,828 73,703 80,050 110,658 Income 37,589 137,557 67,598 83,198 46,873 24,897 36,954 Price 74,574 232,097 124,309 144,103 92,600 61,763 77,971