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For some positive value of Z, the probability that a standardized normal variable is between 0 and Z is 0.3340. The value of Z is A) 0.97 B) 0.37 C) 0.07 D) 1.06

For some positive value of Z, the probability that a standardized normal variable is between 0 and Z is 0.3340. The value of Z is A) 0.97 B) 0.37 C) 0.07 D) 1.06
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For some positive value of Z, the probability that a standardized normal variable is between 0 and Z is 0.3340. The value of Z is A) 0.97 B) 0.37 C) 0.07 D) 1.06

User John Darvill
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1 Answer

5 votes

Answer:

Hi,

Answer A: 0.97

Explanation:


p(0\leq Z\leq a)=0.3340 \Longrightarrow\ p(\infty\leq Z\leq a)=0.5+0.3340=0.8340\\In\ table\ ,we\ find\ a=0.97\\

User Bprasanna
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