find the z-scores corresponding to the given areas under the standard normal distribution bell curve . the area to the left of z is 15%,...

find the z-scores corresponding to the given areas under the standard normal distribution "bell curve" . a. the area to the left of z is 15%, b. the area to the right of z is 65%, c. the area to the left of z is 10%, d. the area to the right of z is 5%, e. the area between -z and z is 95%, f. the area between -z and z is 99%.