Question

If Z is the standard normal variable, then what is P(-4< Z < 2.1)?

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Answer 1

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A. 0.6375

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Answer 2

If Z is the standard normal variable, then what is P(-4< Z < 2.1)?

A. 0.6375

B. 0.9821

C. 0.3446

D. 0.8446

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