Question 233:
1Answer:
No answer provided yet.Use the percentile to z-score calculator for 2-sided area and enter .88, you should get 1.5.
A good way to check this is looking at the interactive graph of the standard normal curve and hovering the mouse over a z-score of 1.5 or -1.5 for the 2-sided graph. You should see the percent of shaded area be 88%.