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Continuous random variables and the normal distribution — Question 18

Original QCE Vault practice · 1 mark

Q18 · Practice questionTechnology-activeSimple familiar1 mark

QUESTION 18

The random variable XX is normally distributed with mean 80 and standard deviation 5. Determine P(X<85)P(X<85).
Diagram for question 18
(A)
0.68270.6827
(B)
0.84130.8413
(C)
0.95450.9545
(D)
0.97720.9772
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