Exercise 12.5 A study of environmental air quality measured suspended particulate matter in air samples at two sites. Ta

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Exercise 12.5 A study of environmental air quality measuredsuspended particulate matter in air samples at two sites. Table12.9 list the data. What is the standard deviation for Site 1? Usetwo places after the decimal.You may use SPSS to determine thiscalculation by using the data set which can be found here:airsamples.sav Download airsamples.sav Site 1 68 22 36 32 42 24 2838 Site 2 36 38 39 40 36 34 33 32 14.56 Flag question: Question 10Question 101 pts Exercise 12.5 A study of environmental air qualitymeasured suspended particulate matter in air samples at two sites.Table 12.9 list the data. What is the standard deviation for Site2? Use two places after the decimal.You may use SPSS to determinethis calculation by using the data set which can be found here:airsamples.sav Download airsamples.sav Site 1 68 22 36 32 42 24 2838 Site 2 36 38 39 40 36 34 33 32 2.88 Flag question: Question 11Question 112 pts Exercise 12.7A Using the means and standarddeviations you calculated in the air quality data from exercise12.5, calculate the standard error of the mean difference withoutassuming equal variance. Use three places after the decimal.