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2 Unit AS 2: Applied Mathematics

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Question 112

Two machines produce rods with a target length of 80 mm.

MachineMean length (mm)Standard deviation (mm)
A80.10.42
B79.60.18
a.

State which machine is more accurate relative to the target.

[1]
b.

State which machine is more consistent.

[1]
c.

Explain why these need not be the same machine.

[1]
Markscheme

2 Unit AS 2: Applied Mathematics Questions

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

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