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1 markAdvantages and Disadvantages of Data Displays

CSEC Additional Mathematics · 2016 · Paper 2 · Question 7(a)(ii)

A data set is provided: 15, 16, 18, 18, 20, 21, 22, 22, 22, 25, 28, 30, 30, 32, 35, 40, 41, 52, 54, 59, 60, 65, 68, 75.

State an advantage of using the stem-and-leaf diagram to represent the given data.

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Other parts of this question

  1. 7(a)(i)Construct a stem-and-leaf diagram to represent the given data.[3 marks]
  2. 7(a)(iii)Determine the mode.[1 mark]
  3. 7(a)(iv)Determine the median.[2 marks]
  4. 7(a)(v)Determine the interquartile range.[3 marks]
  5. 7(b)(i)Determine P(A∩B).[2 marks]
  6. 7(b)(ii)Determine P(A | B).[2 marks]
  7. 7(b)(iii)State, giving a reason, whether or not A and B are independent events.[2 marks]
  8. 7(c)Find the probability that the balls drawn are all of the same colour.[4 marks]

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