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Data Analysis

We estimate MS1-11-DA is worth about 3 marks out of 100 under the new Mathematics Standard 1 syllabus. Practise 5 exam-style questions (multiple choice, multi-part) with instant marking and a worked solution for every question.

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Topic notes

The statistical investigation process, sampling methods and bias, classifying data, graphs and the shape of a distribution, mean, median, mode, range and standard deviation, quartiles, IQR, box plots and outliers, with calculator-based worked examples.

  1. 1What you need to know
  2. 2Statistical investigations and sampling
  3. 3Types of data and graphs
  4. 4Measures of centre and spread
  5. 5Quartiles, box plots and outliers
  6. 6Common mistakes
  7. 7Exam tips
  8. 8Links to other topics
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Example questions

Example 1 · 1 mark · multiple choice

A netball coach records the number of goals each player scores in a match. What type of data is this?

  1. ANumerical, continuous
  2. BCategorical, nominal
  3. CCategorical, ordinal
  4. DNumerical, discrete

Example 2 · 1 mark · multiple choice

A dataset has a lower quartile of 12 and an upper quartile of 20. A data value is an outlier if it is more than 1.5 × IQR below or above . Which of these values would be an outlier?

  1. A31
  2. B2
  3. C28
  4. D33

Answers and worked solutions appear when you practise these questions.

Other Mathematics Standard 1 topics