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2 marksExperimental and Theoretical Probabilities

CSEC Mathematics · 2021 · Paper 2 · Question 5(b)(iii)

The two-way/contingency table gives information on the mode of transportation to school for 100 students.

One of the girls is selected at random. What is the probability that she did NOT cycle to school?

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Other parts of this question

  1. 5(a)(i)a)Using the table, determine the modal class of the amount of money spent.[1 mark]
  2. 5(a)(i)b)Calculate an estimate of the mean amount of money spent, giving your answer correct to 2 decimal places.[2 marks]
  3. 5(a)(ii)Damion reports that the median amount spent is $84. Briefly explain why Damion's report could be correct.[1 mark]
  4. 5(b)(i)Complete the table by inserting the missing values.[2 marks]
  5. 5(b)(ii)A student is selected at random. What is the probability that he/she was being driven to school on that day?[1 mark]

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