For questions 6 through 8 find the indicated z-score using technology. Be sure to draw a standard normal curve that depicts the solution.

6.Find the z-score such that the area under the standard normal curve to its left is 0.01.

7. Find the z-score such that the area under the standard normal curve to its right is 0.15.

8. Find the z-scores that separate the middle 85% of the distribution from the area in the tails of the standard normal distribution.