Can we infer from the data that the Americans were more educated (EDUC) in 2012 than they were in 2010?
Answer to relevant QuestionsEstimate with 95% confidence the difference in income (INCOME) between 2012 and 2010.Were Americans working longer hours (HRS1) in 2010 than they did in2012? Conduct an appropriate test.The proliferation of self-serve pumps at gas stations has generally resulted in poorer automobile maintenance. One feature of poor maintenance is low tire pressure, which results in shorter tire life and higher gasoline ...According to the latest census, the number of households in a large metropolitan area is 425,000. The home-delivery department of the local newspaper reports that 104,320 households receive daily home delivery. To increase ...Conduct a test to determine whether Democrats and Republicans (PARTY: 1 = Democrat and 2 = Republican) differ in their intention to vote (DEFINITE: 1 = Definitely will not vote, 2, 3, 4, 5, 6, 7, 8 9, 10 = Definitely will ...
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