SOALAN 4 / QUESTION 4 Using the data from question 2 (b); a. Calculate the value of median. (5 markah marks) b. Compute the value of variance. (5 markah marks) c. Compute the percentile 75. (5 markah marks) d. Compute the percentile rank 42. (5 markah marks)2(b) Construct a frequency distribution for Learning motivation score (use 11 - 17 as the lowest stated limits) Compute the class interval, real limits, frequency, cumulative frequency, percentages, cumulative percentage and midpoint. (15 marks)Class Limits Frequency Real limits Midpoint Cumulative Cumulative Relative Frequency Percentage Percentage 11 - 17 6 10.5 - 17.5 14 6 5.71% 5.71% 18 - 24 10 17.5 - 24.5 21 16 15.24% 9.52% 25 - 31 13 24.5 - 31.5 28 29 27.62% 12.38% 32 - 38 21 31.5 - 38.5 35 50 47.62% 20% 39 - 45 25 38.5 - 45.5 42 75 71.43% 23.81% 46 -52 16 45.5 - 52.5 49 91 86.67% 15.24% 53-59 10 52.5 - 59.5 56 101 96.19% 9.52% 60 -66 4 59.5- 66.5 63 105 100% 3.81% N = 105 100% Class Interval = 7