SOLUTION: suppose z has a standard normal distribution. Find: (a) P(Z<1.64) (b) The value of Z so that 5% of the area lies below it

Algebra ->  Probability-and-statistics -> SOLUTION: suppose z has a standard normal distribution. Find: (a) P(Z<1.64) (b) The value of Z so that 5% of the area lies below it      Log On


   



Question 1072803: suppose z has a standard normal distribution. Find:
(a) P(Z<1.64)
(b) The value of Z so that 5% of the area lies below it

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use the normal distribution table or NORMSDIST in EXCEL to find the probability values.
P%28z%3C1.64%29
.
.
.
Use the normal distribution table or NORMSINV in EXCEL to find the z value which has the probability of 0.05.
P%28z%29=0.05