Develop 95% confidence intervals for the mean age and the rate of having children of subscribers. Based on your results, comment on whether this magazine is a good place to advertise for companies selling educational software and computer games for young children. Estimate the mean household income of the subscribers. Develop an appropriate hypothesis test to compare the average household income of the subscribers with the Texas median income $70,316. Use the 0.05 and 0.01 level of significance to make your conclusion, and make comment on whether there is any difference in your conclusions.