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Measures of Location and Spread

Measures of Location and Spread

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Question 23

The journey times, x x\,x minutes, for 18 cyclists travelling to a training session were recorded.

For these cyclists ∑x=279∑x2=4515\sum x = 279 \quad \sum x^2 = 4515∑x=279∑x2=4515

Calculate the mean and the standard deviation for these data.

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Markscheme

Measures of Location and Spread Questions

  1. AS Level
  2. /Maths
  3. /Measures of Location and Spread

32 exam-style questions on Edexcel AS Level Maths Measures of Location and Spread, covering 2.1 Measures of Central Tendency, 2.2 Other Measures of Location, 2.3 Measures of Spread, 2.4 Variance and Standard Deviation, and 2.5 Coding. Each one has a worked solution and a mark scheme showing where the marks go.

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