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Class Features · CSEC Mathematics

20 past-paper questions on Class Features, part of STATISTICS, from every CSEC Mathematics paper on Quelpr.

Practise Class Features
  1. Q451 mark · multiple choice· CSEC Mathematics · January 2011 · Paper 1The lengths of 30 cabbage leaves were measured, to the nearest \text{cm}, and the information grouped as shown in the table above. The class boundaries are
  2. 5(a)(i)1 mark· Mathematics Q5 5(a)(i)For the class 21-30, determine the lower class boundary.
  3. 5(a)(ii)1 mark· Mathematics Q5 5(a)(ii)For the class 21-30, determine the class width.
  4. 7(a)1 mark· Mathematics Q7 7(a)Copy and complete the mid-interval values column.
  5. 7(a)(i)1 mark· Mathematics Q7 7(a)(i)For the class interval 20-39, as written in the table above, complete the following sentences: The upper class limit is ___________.
  6. 7(a)(ii)1 mark· Mathematics Q7 7(a)(ii)State the class interval in which a score of 19.4 would lie.
  7. 7(a)(ii)1 mark· Mathematics Q7 7(a)(ii)For the class interval 20-39, as written in the table above, complete the following sentences: The class width is ___________.
  8. 7(b)1 mark· Mathematics Q7 7(b)State the lower boundary of the class interval 14-16.
  9. 7(b)1 mark· Mathematics Q7 7(b)State the lower boundary for the class interval 20 - 29.
  10. 7(b)(i)1 mark· Mathematics Q7 7(b)(i)Write down the lower class limit.
  11. 7(b)(i)1 mark· Mathematics Q7 7(b)(i)For the class interval 21-30, state the upper class boundary.
  12. 7(b)(i)a)2 marks· Mathematics Q7 7(b)(i)a)Copy and complete the table to show the class mid-points.
  13. 7(b)(ii)1 mark· Mathematics Q7 7(b)(ii)For the class interval 21-30, state the class width.
  14. 7(b)(ii)1 mark· Mathematics Q7 7(b)(ii)Write down the upper class boundary.
  15. 7(b)(iii)1 mark· Mathematics Q7 7(b)(iii)Write down the class width.
  16. 7(b)(iii)1 mark· Mathematics Q7 7(b)(iii)For the class interval 21-30, state the class midpoint.
  17. 7(c)1 mark· Mathematics Q7 7(c)State the width of the class interval 20-22.
  18. 7(c)(i)2 marks· Mathematics Q7 7(c)(i)Copy and complete the table by inserting the midpoints of EACH class interval.
  19. 7(c)(ii)1 mark· Mathematics Q7 7(c)(ii)Copy and complete the table by inserting the missing values for the class interval after the interval "33-37".
  20. 7(d)1 mark· Mathematics Q7 7(d)A student's right foot measured 16.8 cm. State the class interval in which this length would lie.

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