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An instructor for a test preparation course claims that the course will improve the test scores of the test for the second time, the students took the instructor's course to try to improve their critic (f). Student 1 3 4 6 8 570 539 580 488 610 418 477 329 398 377 352 627 504 375 9 10 11 12 13 14 D Score on first test Score on second test 576 551 605 514 583 454 432 334 405 393 363 660 551 423 d = (Type an integer or a decimal. Round to three decimal places as needed.) Calculate sd. %3D (Type an integer or a decimal. Round to three decimal places as needed.) (d) Use the t-test to find the standardized test statistic t. t=| (Type an integer or a decimal. Round to three decimal places as needed.)

An instructor for a test preparation course claims that the course will improve the test scores of the test for the second time, the students took the instructor's course to try to improve their critic (f). Student 1 3 4 6 8 570 539 580 488 610 418 477 329 398 377 352 627 504 375 9 10 11 12 13 14 D Score on first test Score on second test 576 551 605 514 583 454 432 334 405 393 363 660 551 423 d = (Type an integer or a decimal. Round to three decimal places as needed.) Calculate sd. %3D (Type an integer or a decimal. Round to three decimal places as needed.) (d) Use the t-test to find the standardized test statistic t. t=| (Type an integer or a decimal. Round to three decimal places as needed.)

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 10CT
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An instructor for a test preparation course claims that the course will improve the test scores of stuc the test for the second time, the students took the instructor's course to try to improve their critical r Student Score on first test Score on second test 576 551 605 514 583 454 432 334 405 393 363 660 551 423 2 3 4 5 6 7 8 9 10 11 12 13 14 D 570 539 580 488 610 418 477 329 398 377 352 627 504 375 OC/SUB = p (Type an integer or a decimal. Round to three decimal places as needed.) Calculate sd. Sa = (Type an integer or a decimal. Round to three decimal places as needed.) (d) Use the t-test to find the standardized test statistic t. t = (Type an integer or a decimal. Round to three decimal places as needed.) Click to select your answer(s).
Transcribed Image Text:An instructor for a test preparation course claims that the course will improve the test scores of stuc the test for the second time, the students took the instructor's course to try to improve their critical r Student Score on first test Score on second test 576 551 605 514 583 454 432 334 405 393 363 660 551 423 2 3 4 5 6 7 8 9 10 11 12 13 14 D 570 539 580 488 610 418 477 329 398 377 352 627 504 375 OC/SUB = p (Type an integer or a decimal. Round to three decimal places as needed.) Calculate sd. Sa = (Type an integer or a decimal. Round to three decimal places as needed.) (d) Use the t-test to find the standardized test statistic t. t = (Type an integer or a decimal. Round to three decimal places as needed.) Click to select your answer(s).
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