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1 markExperimental and Theoretical Probabilities

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

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

A student is selected at random. What is the probability that he/she was being driven to school on that day?

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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)(iii)One of the girls is selected at random. What is the probability that she did NOT cycle to school?[2 marks]

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