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Standard Deviation

Medium
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Question 3
44%

n=15n = 15n=15

∑y=72 \sum y = 72 ∑y=72 ∑y2=396 \sum y^2 = 396 ∑y2=396

Calculate the standard deviation.

Give your answer correct to 1 decimal place.

[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.

Question bank