**** Both questions have a different selection ****

Q1: Which of the following statements about a² goodness-of-fit test is TRUE?

a. It is always a two-tailed test.

b. It compares the observed number of observations in a group to the expected number of observations.

c. It uses continuous data.

d. all of the above.

Q2: Which of the following statements about a² goodness-of-fit test is TRUE?

a. It compares the observed number of observations in a group to the expected number of observations.

b. It is always a one-tailed test.

c. all of the above.

d. It uses categorical data.