Half a century ago men were far more likely to be the breadwinner and women were far

Question:

Half a century ago men were far more likely to be the breadwinner and women were far more likely to be homemakers. Has this changed or are men still more likely than women to work full time outside the home (WRKSTAT: 1 = Working full time, 2–8 = Other)? Perform a statistical test to answer the question.
Exercises 13.167–13.169 compare Democrats and Republicans (PARTYID: 0, 1 = Democrat; 5, 6 = Republican).