Refer to the previous exercise. Table shows output for a cumulative logit model with scores (1, 2, 3) for the income categories. a. Explain advantages of this model over the baseline-category logit...

Refer to the previous exercise. Table shows output for a cumulative logit model with scores (1, 2, 3) for the income categories.

a. Explain advantages of this model over the baseline-category logit model of the previous exercise.

b. Does the model fit adequately? Justify your answer. Why does the output report two intercepts but one income effect?

c. Report a test statistic and P-value for testing that marital happiness is independent of family income. Interpret the income effect.