• CLASS is measured withk=4categories: Upper middle, Lower middle, Working, and Lower
• POLITICAL is measured on a scale ranging from 0 to 10: Where 0 = Left, or progressive views, and 10 = Right, or conservative views.
• The sample size isn=98
• The Sum of Squares Between(SSB) = 16.875and the Sum of Squares Within(SSW) is = 416.105
• Please type out your equations. Answers presented without work with be awarded 1/2 credit.
• Round to the nearest hundredth for your final answer (i.e., the second decimal place).

CLASS. N. Mean POLITICAL score

Upper Middle. 31 3.774

Lower Middle 36 4.583

Working. 27 3.741

Lower. 4 4.750

Total. 98 4.102

My question: State the research and null hypotheses using words and symbols when applicable.