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2 Unit AS 2: Applied Mathematics

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Question 33
69%

Frank asked every teacher at his school how long it took them to travel to work. Frank's results are summarised in the summary statistics below.

n=70∑x=1587Sxx=4879 n = 70 \quad \sum x = 1587 \quad S_{xx} = 4879 n=70∑x=1587Sxx​=4879

Calculate the mean and the standard deviation for these data.

[3]
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2 Unit AS 2: Applied Mathematics Questions

  1. A Level
  2. /Maths
  3. /2 Unit AS 2: Applied Mathematics

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