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Can a secondary task--such as a word association task-improve your performance when deving whle fatgued? This was the questicn of interest in a study. The

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Can a secondary task--such as a word association task-improve your performance when deving whle fatgued? This was the questicn of interest in a study. The researchers used a driving simulator to obtain their data. Each of 40 college students was assigned to drive a long distance in the simulator. However, the student-drivers were divided into lour grocics of 10 drivers each. Group 1 performed the verbel tark continuously (continupus verbal constion), Geoup 2 performed the tapk only at the end of the drive (late verbal condtion); Oroup 3 did not perform the task at at (no wetal condcion). and Group 4 listened to a program on the car ndo (radio show condtion). At the end of the simulased drive, divers were asked to recal bilbourds Bat they asw along the way The porcentage of bilbeards cecaled by each studert driver is provided in the accompanying table. Use the approperate analysis to determine if the mean recal persentage dflers lor student-driveri in the fout groups. Test using a=0 oi. Ceck bete to ves the dota table. A. H6 : At least two veatmect means are equal H23234 B. HaiH12+H31 H4A least two treatment means are equal c. 6i1=2=3=4 Hn. At least tho treasmect means difler D. Ho: At least two treatment mears difler H4H4=H2=H3=4 identity the fent statinge: E- (Round to trree dechal places as needed) identry the pralue pratue = (Round to tivee decimal places as needed) What is the correct conduion? Ho. There is evidence 10 indecule that of the men percertapes of bitboarde recalied bom the four uroups affer Percentace of Billboards Data Table of Billboards Data Table

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