2210-Hw17 %54906-01-chol-p001-O30.1 + 32 ,?? ? 88 - www webassign fedn.modanisa.

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2210-Hw17 %54906-01-chol-p001-O30.1 + 32 ,?? ? 88 - www webassign fedn.modanisa.com/ApplenSPN In a study of high-ac academic superstars" and 439 graduates who were considered "solid performers. One question on the survey asked the distance from their home to the college they attended. high school graduates, the authors of a report surveyed 832 high school graduates who were Assuming it is reasonable to regard these two samples as random samples of academic superstars and solid performers nationwide, use the accompanying data to determine if it is reasonable to conclude that the distribution of responses over the distance from home categories is not the same for academic superstars and solid performers. Use a 0.0s. Distance of College from Home (in miles) Less 40 to 100 to 200 to 400 or Student Group than 40 99 158 199 142 10594 84 57, 89 399 More 158 150 224 State the null and alternative hypotheses. Ho: Student group and distance of college from home are independent. Ha: Student group and distance of college from home are not independent. OHo: The proportions falling into the distance categories are not all the same for the two student groups. Hs: The proportions faling into the distance categories are the same for the two student groups. The proportions falling into the distance categories are the same for the two student Ha: The proportions falling into the distance categories are not all the same for the two student greups groups ?Mo: Student group and distance or college from home are not independent. H,: Student group and distance of college from home are independent Calculate the test statistic. (Round your answer to two decimal places) What is the P-value for the test? (Round your answer to four decimal places.) P-value

Explanation / Answer

its chi sq test

H0:student group and distance of college from home are independent

H1:student group and distance of college from home are not independent

OPTION A

Alpha=0.05

Expected Frq=row tot*tot/Grand total

TEST STATISTIC CHISQ=11.36

P=0.0228

student group less than 40 40 to 99 100 to 199 200 to 399 400 or more Colum total Academic superstars 158 158 142 150 224 832 Solid Performers 105 94 84 67 89 439 Row total 263 252 226 217 313 1271 ---grand total

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