A researcher wants to test how much

A researcher wants to test how much time stay at home dads do chores and housework compared to stay at home moms in one week. The study randomly selects 30 men and 30 women who are stay at home parents with one child and analyze their time spent doing housework and childcare in a week to find the average number of hours per week for each group. Which of the following should the researcher use to determine whether there is a difference in mean number of hours spent working as stay at home parents between men and women? A. z-test for the population mean B. two-sample t-test C. paired t-test D. ANOVA

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