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1 markStatistical Inferences

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

Determine the number of students who threw the ball a distance recorded as 50 metres or more

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Other parts of this question

  1. 7(a)Copy and complete the frequency table for the data shown above.[3 marks]
  2. 7(b)State the lower boundary for the class interval 20 - 29.[1 mark]
  3. 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]
  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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