Gemilette Joie Gealan

Finding the 87.9th Percentile of the Normal Curve - To begin, convert the percentile into a decimal by dividing 87.9 by 100, which equals 0.8790. To ensure we have four digits for reference in the z-table, we retain the four decimal places. Next, locate the z-value corresponding to the area of 0.8790. That is z = 1.17. Therefore, the 87.9th percentile corresponds to z = 1.17. Then, to express it as a percentage, multiply 0.8790 by 100, resulting in 87.9%. To illustrate