A. A social researcher wanted to determine whether the number of children in the family is somehow related to the age of the mother when she married. Nine housewives were interviewed and the results are shown below. Do a regression analysis of the given data.

ANOVA Significance df SS MS F Regression 1 1214.453405 1214.453 22.4563 0.00515554 Residual 5 270.4037383 54.08075 Total 6 1484.857143 Standard Coefficients Error t Stat P-value Lower 95% Upper 95% Intercept -30.1121495 40.0338701 -0.75217 0.485831 -133.02249 72.7981898 Power 2.818691589 0.594810292 4.738808 0.005156 1.28968306 4.34770012