ANSWERS A-37 34. a) 30. 1 | 2 represents 12 0 8 8 9 1 1 2 4 5 7 7 8 2 0 1 2 6 3 0 2 5 4 1 31. 1 | 5 represents 15 1 0 5 7 2 4 4 3 0 3 6 4 2 5 5 8 8 5 3 4 6 0 0 2 32. 1 | 7 represents 17 1 7 8 9 2001112256 3 2 7 4 2 33. a) Age Number of People 20–30 10 31– 41 14 42–52 9 53– 63 4 64–74 3 b) and c) 25 36 47 58 69 2 4 6 8 14 10 12 Age Number of People Ages of 40 People Visiting an Art Museum d) 2 | 3 represents 23 2 0 0 3 3 6 6 9 300011234455789 4000257999 5 0 1 1 4 7 6 2 3 6 9 7 2 Salaries (1000s of dollars) Number of Social Workers 42 1 43 7 44 4 45 3 46 2 47 3 48 3 49 2 b) and c) 2 Salaries, in $100 42 4 6 8 Starting Salaries for 25 Different Social Workers 1 3 5 7 Number of Social Workers 43 44 47 48 49 45 46 d) 4 | 2 represents 42 4233333334444 45556677788899 35. a) and b) 12 19 26 33 40 47 1 0 2 3 4 7 5 6 Class Mark Frequency Histogram and Frequency Polygon 36. a) and b) 44.5 54.5 64.5 74.5 84.5 94.5 1 0 2 3 4 7 5 6 Class Mark Frequency Histogram and Frequency Polygon
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