who can answer any of these
find each of the following probabilities for a normal distribution:
for a normal distribution idenitfy the z-score location that would seperate the distriubtion into two sections so there is:
a. 70% in the body on the right-hand side.
b. 80% in the body on the right-hand side.
c. 75% in the body on the left-hand side.
d. 90% in the body on the left-hand side.
information from the dmv induicates the average of licensed drivers is mean- 39.7 and standard deviation of o- 12.5 years. assume that the distriubtion of drivers age is approx. normal.