22. A survey was conducted on eight department stores in a country. The sample included 125 merchandisers, 20 being women and 120 cashiers, 60 being women. Compute a 90% confidence interval for the difference between the proportion of women in these two fields. Is there a significant difference between the two proportion? 22. A survey was conducted on eight department stores in a country. The sample included 125 merchandisers, 20 being women and 120 cashiers, 60 being women. Compute a 90% confidence interval for the difference between the proportion of women in these two fields. Is there a significant difference between the two proportion