Find the requested percentile.
-Scores on an English test are normally distributed with a mean of 31.7 and a standard deviation of 6.6. Find the 41st percentile. Round your answer to one decimal place.

Question

Quizplus · Accepted Answer

To find the 41st percentile, we use the z-score formula for a normal distribution. The z-score corresponding to the 41st percentile is approximately -0.23. Using the formula X = μ + zσ, where μ = 31.7 and σ = 6.6, we calculate X = 31.7 + (-0.23)(6.6) ≈ 30.2.

Find the Requested Percentile