Two chi-square distributions were plotted on the same chart. One distribution was for 3 degrees of freedom and the other was for 12 degrees of freedom. Which distribution would tend to approach a normal distribution?
A) 3 degrees
B) 12 degrees
C) 15 degrees
D) All three distributions would approach a normal distribution

Question

Quizplus · Accepted Answer

As the degrees of freedom increase, the chi-square distribution becomes more symmetrical and bell-shaped, approaching a normal distribution. Therefore, the distribution with 12 degrees of freedom would be the closest to a normal distribution.

Two Chi-Square Distributions Were Plotted on the Same Chart