SOLUTION: Find z if (a) the normal curve area between 0 and z is 0.4884 (b) the normal curve area to the right of z is 0.8665

Algebra ->  Probability-and-statistics -> SOLUTION: Find z if (a) the normal curve area between 0 and z is 0.4884 (b) the normal curve area to the right of z is 0.8665       Log On


   

Question 1119281: Find z if

(a) the normal curve area between 0 and z is 0.4884




(b) the normal curve area to the right of z is 0.8665

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find z if
(a) the normal curve area between 0 and z is 0.4884
normalcdf(0,0.4884) = 0.1874
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(b) the normal curve area to the right of z is 0.86650
z = -invNorm(0.86650) = -1.10999774..
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Cheers,
Stan H.
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