SOLUTION: For a standardised normal distribution, what is the probability that z is a) greater than 1.73? b) less than -0.75? c) between -0.12 and 1.15?

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Question 1146631: For a standardised normal distribution, what is the probability that z is
a) greater than 1.73?
b) less than -0.75?
c) between -0.12 and 1.15?
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!
On your TI calculator press 2nd vars 2

a) greater than 1.73
normalcdf(1.73,99999999,0,1) press enter read 0.041815099   

b) less than -0.75? 
normalcdf(-99999999,-0.75,0,1) press enter read 0.2266272794

c) between -0.12 and 1.15?
normalcdf(-0.12,1.15,0,1) press enter read 0.4226864824

Edwin