SOLUTION: If P(Z ≤ a)=0.40 and P(Z ≤ b)=0.85 , what is the value of P(a ≤ Z ≤ b) ?

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Question 1186482: If P(Z ≤ a)=0.40 and P(Z ≤ b)=0.85 , what is the value of P(a ≤ Z ≤ b) ?
Answer by ikleyn(52824) About Me  (Show Source):
You can put this solution on YOUR website!
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It is the difference  0.85 - 0.40 = 0.45.      ANSWER

. . . Assuming that the distribution is continuous . . .