Which one doesn't belong?
Last week, I asked my students on their homework assignment:
How are the t-distributions similar to the 𝜒² distributions?Their responses were very interesting. It was a great question to get to some of the misconceptions my students had about the t-distributions.
A. The shape is right-skewed.
B. The values are non-negative.
C. The tests are only right-tailed.
D. The parameter is the number of degrees of freedom.
E. The distribution mean is the number of degrees of freedom.
So, this week, I decided to up the ante with this question: