The College Board provided comparisons of SAT scores based on the highest level of education attained...

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Statistics

The College Board provided comparisons of SAT scores based onthe highest level of education attained by the test taker'sparents. A research hypothesis was that students whose parents hadattained a higher level of education would on average score higheron the SAT. This data set contains verbal SAT scores for a sampleof students whose parents are college graduates and a sample ofstudents whose parents are high school graduates. Use 0.01 as yourlevel of significance.
Formulate hypotheses to test the research hypothesis. Letpopulation 1 be the students whose parents are college graduatesand let population 2 be students whose parents are high schoolgraduates.
Is this an one-tailed or two-tailed test?
Use Excel to test your hypotheses. What is the teststatistic?
What is the p-value?
What is the critical value?
What is your conclusion using 0.01 as the level ofsignificance?
Explain your conclusion in the context of the problem (i.e. interms a non-statistician could understand).
College High School
485 442
534 580
650 479
554 486
550 528
572 524
497 492
592 478
487 425
533 485
526 390
410 535
515
578
448
469
College High School
485 442
534 580
650 479
554 486
550 528
572 524
497 492
592 478
487 425
533 485
526 390
410 535
515
578
448
469

Answer & Explanation Solved by verified expert

3.9 Ratings (358 Votes)

using exceladdinphsatattwo sample test we have PooledVariance t Test for the Difference Between Two Means assumes equal population variances Data Hypothesized Difference 0 Level of Significance 001 See Answer

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College	High School
485	442
534	580
650	479
554	486
550	528
572	524
497	492
592	478
487	425
533	485
526	390
410	535
515
578
448
469
College	High School
485	442
534	580
650	479
554	486
550	528
572	524
497	492
592	478
487	425
533	485
526	390
410	535
515
578
448
469