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2.2.1 Types of data and standard diagrams

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Question 2

The ordered data are 3,5,6,8,9,11,12,13,14,18,313,5,6,8,9,11,12,13,14,18,313,5,6,8,9,11,12,13,14,18,31.

a.

Find the median and quartiles.

[3]
b.

Use the 1.5×IQR1.5\times\mathrm{IQR}1.5×IQR rule to decide whether 31 is an outlier.

[1]
Markscheme

2.2.1 Types of data and standard diagrams Questions

  1. A Level
  2. /Maths
  3. /2.2.1 Types of data and standard diagrams

8 exam-style questions on OCR (MEI) A Level Maths 2.2.1 Types of data and standard diagrams. Each one has a worked solution and a mark scheme showing where the marks go.

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