Question

Find the area under the standard normal curve to the left of Z=-1.15Round your answer to four decimal places if necessary

Answer 1

Solution

- The area to the left of the z-score is simply the probability covered from z = -∞ to z = -1.15.

- This is depicted with the z-score table given below:

- The point of intersection of both red bars, show us the exact value of the probability.

- This probabiity is 0.12507

Final Answer

The probability is 0.1251 (To 4 decimal places)