Question

An instructor for a test preparation course claims that the course will improve the test scores of students. The table shows the critical reading scores for 14 students the first two times they took the lost. Before taking the test for the second time, the students took the instructor's course to try to improve their critical reading fost scores. Ata -0.01, is there enough evidence to support the instructor's claim? Complete parts (a) throw Student 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Score on first test 347 499 570 470 570 507 507500679 494500 475 616 564 Score on second test 352 525 602 491 550 647 514 590 597 505 590 493 646 595 The claim is "The students' critical reading test scores the second time they took the lost Let me be the hypothesized mean of the students' first score minus their second score State H, and H. Choose the correct answer below (+ Á Họ là 4 0 OB. How Houd OD. Ho Hg 20 OE HH0 OC. Howed Hond OF H H0 thi Find the last inntil the mi reninas Click to select your answer(s).

Answer 1

Rejschon Region is to 3.012 © ūz -is. Su cła -15.571 Sda 24.917 ol c Test Stakstis d Solfo -15:57) 24.917) Toy t: -2.338 te -2.338 Fail to s to= 3.012 then we Acecept Ho. Reject the nee hypothesis. At the 1-1. Significance level there is not enough evidence that the students cotirad reading Scores improveel the store second look the test. time they