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Standard Deviation

Standard Deviation

Medium
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Question 2
43%

n=20n = 20n=20 ∑x=240\sum x = 240∑x=240 ∑x2=3000\sum x^2 = 3000∑x2=3000

Work out the standard deviation.

Give your answer correct to 3 decimal places.

[3]
Markscheme

Standard Deviation Questions

  1. GCSE
  2. /Statistics
  3. /Standard Deviation

10 exam-style questions on Edexcel GCSE Statistics Standard Deviation. Each one has a worked solution and a mark scheme showing where the marks go.

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