7.4.3 Measures of Dispersion for Grouped Data, SPM Paper (Long Questions)
Question 5: The table below shows the frequency distribution of the time spent by 50 swimmers in the pool in a swimming practice. Time (seconds) Frequency 35 – 39 5 40 – 44 8 45 – 49 9 50 – 54 15 55 – 59 11 60 – 64 2 (a) State the modal class. … Read more