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Question 136

A regression model is based on values 20≤x≤5020\leq x\leq5020≤x≤50. A student uses it to predict y y\,y when x=80x=80x=80.

Explain why this prediction may be unreliable.

[2]
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2 Statistics Questions

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

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