SOLUTION: Given a standard normal distribution, find the following probabilities a. P(z < 1.15) b. P(z > 0.45) c. P(-1.9 < z < 0.4)

Algebra ->  Probability-and-statistics -> SOLUTION: Given a standard normal distribution, find the following probabilities a. P(z < 1.15) b. P(z > 0.45) c. P(-1.9 < z < 0.4)       Log On


   

Question 1161058: Given a standard normal distribution, find the following probabilities
a. P(z < 1.15)
b. P(z > 0.45)
c. P(-1.9 < z < 0.4)
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Calculator with 2nd VARS 2 (normal cdf) use -6 or more minus for left interval and 6 or >6 for right interval
a. (-6, 1.15) prob. 0.8749
b. (.45, 6) prob. 0.3264
c. prob. 0.6267