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Unformatted text preview: 0.1736 b. (497457)/80=0.5 (537457)/80=1 0.34130.1915= 0.1498 c.z=1.961.96=(w457)/80 W=300.2 d. z=0.475 0.475=(w457)/80 W=495 7.70 a. P(x<=1600) (16001935)/400=0.55 0.50.2088= 0.2912 b. P(2200<=x<=2400) (22001935)/400=0.66 (24001935)/400=1.16 When 2200, z=0.2454… when 2400, z=0.3770 0.37700.24454= 0.1316 c.z=0.845 0.845=(w1935)/400 W=2273 d. z= 0.255 0.255=(w1935)/400 W=2037...
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 Winter '08
 Dr.M.Chizari
 Normal Distribution, standard normal table

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