Arnold K H Tan's answer to nancy's Secondary 4 E Maths Singapore question.

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Arnold K H Tan
Arnold K H Tan's answer
2165 answers (A Helpful Person)
A random sample would have a very different blood glucose measurement, if sampled before a meal, vs after a meal., hence making it unreliable. Concise answer: Blood glucose reading of a random sample would be different, if taken before vs after a meal.