CENTRE NUMBER: EXAMINATION NUMBER: DIAGRAM SHEET 1 QUESTION 2.2.1 Class Frequency Cumulative frequency 20 < 30 1 x ≤ 30 < 40 7 x ≤ 40 < 50 13 x ≤ 50 < 60 17 x ≤ 60 < 70 9 x ≤ 70 < 80 5 x ≤ 80 < 90 2 x ≤ 90 < 100 1 x ≤ QUESTION 2.2.2 CENTRE NUMBER: EXAMINATION NUMBER: DIAGRAM SHEET 2 QUESTION 7.4 QUESTION 8.1 CENTRE NUMBER: EXAMINATION NUMBER: DIAGRAM SHEET 3
CENTRE NUMBER: EXAMINATION NUMBER: DIAGRAM SHEET 1 QUESTION 2.2.1 Class Frequency Cumulative frequency 20 < x ≤ 30 1 30 < x ≤ 40 7 40 < x ≤ 50 13 50 < x ≤ 60 17 60 < x ≤ 70 9 70 < x ≤ 80 5 80 < x ≤ 90 2 90 < x ≤ 100 1 QUESTION 2.2.2 CENTRE NUMBER: EXAMINATION NUMBER: DIAGRAM SHEET 2 QUESTION 7.4 QUESTION 8.1 CENTRE NUMBER: EXAMINATION NUMBER: DIAGRAM SHEET 3