The following information is related to questions 1-4 Are you in the middle class in America? In a 1971 survey about Americans economic status. 5 different economic classes were reported. Lower Lower Middle Middle Upper Middle Highest .16 .09 .61 .10 .04 1000 randomly chosen US. adults were recently polled about their economic status and the data showed that: u 200 were found to be lower class I 90 were found to be lower middle class A 500 were found to be middle class A 120 were found to be upper middle class I 90 were found to be in the highest class We will use the chi-squared good ness-oft test to assess whether or not the data observed ts the distribution reported by the 1971 study