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3 marksFrequency Tables

CSEC Mathematics · May/June 2010 · Paper 2 · Question 7(a)

A class of 24 students threw the cricket ball at sports. The distance thrown by each student was measured to the nearest metre. The results are shown below: 22, 50, 35, 52, 47, 30, 48, 34, 45, 23, 43, 40, 55, 29, 46, 56, 43, 59, 36, 63, 54, 32, 49, 60.

Copy and complete the frequency table for the data shown above.

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Other parts of this question

  1. 7(b)State the lower boundary for the class interval 20 - 29.[1 mark]
  2. 7(c)Using a scale of 1 cm on the x-axis to represent 5 metres, and a scale of 1 cm on the y-axis to represent 1 student, draw a histogram to illustrate the data.[5 marks]
  3. 7(d)(i)Determine the number of students who threw the ball a distance recorded as 50 metres or more[1 mark]
  4. 7(d)(ii)Determine the probability that a student, chosen at random, threw the ball a distance recorded as 50 metres or more.[1 mark]

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