Q. No. 1. The following table gives the frequency distribution of marks of 800 candidates: Marks 0-10 10-20 20-30| 30-40 40-50 | 50-60 60-70 | 70-80 | 80-90 | 90-100 Freq. 10 40 80 140 170 130 100 70 40 20 a) Find the median and interpret the result (47.65) b) If the minimum mark to pass is 35, what percentages of candidate pass the exam? (75%) c) What is the no. of candidates who get marks between 34 and 79? (547 candidates)

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