STATDISK also has the ability to calculate the z-score when supplied the cumulative area from the left under the standard normal distribution. This function is equivalent to using Table 1 and Table 2; however, the STATDISK function has the ability to supply additional critical z-scores not present on the table. The next questions are designed to introduce you to these functions within STATDISK. For more information, please review the following tutorial. Always feel free to pause and/or restart the video.

What is the z-score corresponding to the cumulative area from the left under the standard normal distribution of 0.8799? (Round to the nearest ten-thousandth.)