34. What is the 60th percentile class?
a. 25-29 c. 35-39
b. 30-34 d. 40-44

35. How many observations are there in the 60th percentile class?
a. 3 b. 4 c. 5 d. 8

36. What is the class width or class size?
a. 6 b. 5 c. 4 d. 3

37. What is the lower boundary of the 60th percentile class?
a. 35.5 c. 39
b. 34.5 d. 39.5

38. What cumulative frequency should be used to evaluate the 60th percentile?
a. 4 b. 7 c. 12 d. 18

39. The 60th percentile is_____
a. 38.3 c. 33.4
b. 34.6 d. 35.6

40. How many percent are below the third quartile?
a. 10% c. 50%
b. 25% d. 75%

41. What is the interquartile range in the set of scores 111, 102, 92, 98, 96, 107, and 84?
a. 6 b. 15 c. 198 d. 199

42. Using the Linear Interpolation, what is the position of the third quartile in the set 3, 6, 5, 4, 2, 4, 3, 2, 6, and 2?
a. 6th b. 7th c. 8th d. 9th
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