6. GRE Verbal scores are normally distributed, with a mean of 152.4 and standard deviation of 8.7. (a) (5 pts) What GRE Verbal score corresponds to a Z-Score of 0? (b) (5 pts) What percent of people have GRE Verbal scores above 165? (c) (5pts) What percent of people have GRE Verbal scores between 145 and 152.4 (the mean)? (d) (5pts) What percent of people have GRE Verbal scores below 130? (e) (5pts) Your friend have GRE Verbal scores of 160. What percentile is your friend? (f) (5pts) What score is needed to enter the bottom 15%