Monday
March 27, 2017

Post a New Question

Posted by on .

Answer the question(s) based on the following situation: 150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with center ì = 65 and standard deviation ó = 10.The third quartile of the scores on the exam is approximately

  • statistics - ,

    Z = (x - mean)/standard deviation

    In a table labeled something like "areas under normal distribution," look for Z score at 75th percentile (third quartile). Insert values into the above equation and solve.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question