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(Solved): College High Scho The comparisons of Scholastic Aptitude Test (SAT) scores based on the highest le ...



College High Scho The comparisons of Scholastic Aptitude Test (SAT) scores based on the highest level of
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College High Scho The comparisons of Scholastic Aptitude Test (SAT) scores based on the highest level of 560 552 496 576 education attained by the test taker's parents are provided. A research hypothesis was that students whose parents had attained a higher level of education would on average score higher on the SAT. The overall mean SAT math score was 514. SAT math scores for independent samples of students follow. 672 468 624 552 512 528 512 592 432 496 560 576 544 672 448 528 384 420 528 552 516 576 588 420 Two samples are contained in the Excel Online file below. The first sample shows the SAT math test scores for students whose parents are college graduates with a bachelor's degree. The second sample shows the SAT math test scores for students whose parents are high school graduates but do not have a college degree. Use the Excel Online spreadsheet below to answer the following questions. a. Formulate the hypotheses that can be used to determine whether the sample data support the hypothesis that students show a higher population mean math score on the SAT if their parents attained a higher level of education. ?? = population mean math score parents college grads. H2 = population mean math score parents high school grads. 0 Ho 12V - H?1?-122 b. What is the point estimate of the difference between the means for the two populations? if parents are college grads. points lower ? c. Compute the t-value, degrees of freedom, and p-value for the hypothesis test. (to 4 decimals) 32.25 t-value Degrees of freedom p-value 1.2037 26 0.2396 X d. At a = .05, what is your conclusion? We cannot reject Ho. (to 4 decimals)


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