In a very large statistics class John s z score in an exam

Last updated: 5/9/2023

In a very large statistics class John s z score in an exam is 2 0 What does it mean John did very poorly he scored only 2 points in the exam John s score is two standard deviations below the mean John scored 2 points below the class average John s score is less than the standard deviation The class average is very low John is in the bottom 2 of students in the class