solve this please

1. Fach year, the U.S. Census Aureau publishes family income data for various characteristic, itucluding geographical region. Dala satice: 1/.S. Census Bureau (2010K). Inconc, Tahie roa, rogsus I amilies (all races) by median and mean income. Suipose we want to compare average family income in specific states with average family limerome for the U.S. as a whole and hy the region in which the state is located. CollectIng tata on family income from the 2008 American Community Survey, we obtain the following slatistics, Datn warce: II S. Cenus Hureas (2008a), American Communly Survey. 2008. (a) Test the hypothesis that each state's average family income was different from the U.S. national average in 2008. Use a 95 percent confidence level. (b) Test the hypothesis that each state's average family income was different from its tegional average in 2008 . Use a 90 percent confidence level. 1. Fach year, the U.S. Census Aureau publishes family income data for various characteristic, itucluding geographical region. Dala satice: 1/.S. Census Bureau (2010K). Inconc, Tahie roa, rogsus I amilies (all races) by median and mean income. Suipose we want to compare average family income in specific states with average family limerome for the U.S. as a whole and hy the region in which the state is located. CollectIng tata on family income from the 2008 American Community Survey, we obtain the following slatistics, Datn warce: II S. Cenus Hureas (2008a), American Communly Survey. 2008. (a) Test the hypothesis that each state's average family income was different from the U.S. national average in 2008. Use a 95 percent confidence level. (b) Test the hypothesis that each state's average family income was different from its tegional average in 2008 . Use a 90 percent confidence level