Let be a standard normal random variable. Use the calculator provided to determine the value of such that . Carry your intermediate computations to at least four decimal places. Round your answer to at least two decimal places.
Last edited by mr fantastic; Nov 18th 2009 at 08:49 PM. Reason: Tidied up post
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Originally Posted by leefuqua05 Let be a standard normal random variable. Use the calculator provided to determine the value of such that . Carry your intermediate computations to at least four decimal places. Round your answer to at least two decimal places. Start from Pr(Z < c) - Pr(Z < -1.14) = 0.08600. Note that Pr(Z < -1.14) = Pr(Z > 1.14) = 1 - Pr(Z < 1.14) which you should be able to look up in your tables.
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