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Continuous random variables and the normal distribution — Question 83

Original QCE Vault practice · 3 marks

Q83 · Practice questionTechnology-activeSimple familiar3 marks

QUESTION 83 (3 marks)

X∼N(72,62)X\sim N(72,6^2). Determine P(65≤X≤80)P(65\le X\le80) to four decimal places.
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