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2 Statistics

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Question 160

Two samples of delivery times are summarised below.

mean (min)sample standard deviation (min)A243B276\begin{array}{c|cc}&\text{mean (min)}&\text{sample standard deviation (min)}\\\hline A&24&3\\B&27&6\end{array}AB​mean (min)2427​sample standard deviation (min)36​​

Make two comparisons in context.

[2]
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2 Statistics Questions

  1. A Level
  2. /Maths
  3. /2 Statistics

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