A distribution of values is normal with a mean of 170.3 and a standard deviation of 53.7.
Find P90, which is the score separating the bottom 90% from the top 10%.
P90 =
Enter your answer as a number accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.
Find P90, which is the score separating the bottom 90% from the top 10%.
P90 =
Enter your answer as a number accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.