For a normal distribution with µ = 100 and σ = 20,the score that separates the top 60% of the distribution from the bottom 40% is X = 105.

Question

Quizplus · Accepted Answer

The score that separates the top 60% from the bottom 40% of a normal distribution is the score at the 40th percentile, not a specific value like X = 105 without further calculation. The actual value would need to be determined using a Z-score table or a normal distribution calculator, based on the given mean (µ) and standard deviation (σ).

For a Normal Distribution with µ = 100 and σ