IB skill practice

Calculate standard deviation from summaries

Use summary totals to calculate sample standard deviation.

Paper 1, Paper 2 5 marks Difficulty 5

Calculate standard deviation from summaries - exam scenario

A transport team has \(n=8\), \(\sum x=105\), and \(\sum x^{2}=840\). Calculate the sample standard deviation. Enter the requested value and choose the interpretation that matches the result.

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