## The score on an exam from a certain MAT 112 class, X, is normally distributed with μ=74.2 and σ=8. a) Write the event ”a score equal

Question

The score on an exam from a certain MAT 112 class, X, is normally distributed with μ=74.2 and σ=8.

a) Write the event ”a score equal to 64.2” in terms of X

b) Find the probability of this event.

c) Find the probability that a randomly chosen score is greater than 81.2

d) Find the probability that a randomly chosen score is between 64.2 and 81.2

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Math
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2021-12-26T11:44:32+00:00
2021-12-26T11:44:32+00:00 1 Answer
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## Answers ( )

Answer:im sorry cant help

Step-by-step explanation: