19. + 13 points PriviteraStats2 13·E.027 My Notes Ask Your Teacher Some studies

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19. + 13 points PriviteraStats2 13·E.027 My Notes Ask Your Teacher Some studies show that people who think they are intoxicated will show signs of intoxication, even if they did not consume alcohol. To test whether this is true, researchers had a group of five adults consume nonalcoholic drinks, which they were told contained alcohol. The participants completed a standard driving test before drinking and then after one nonalcoholic drink and after five nonalcoholic drinks. A standard driving test was conducted in a school parking lot where the participants had to maneuver through traffic cones. The number of cones knocked over during each test was recorded. The following table lists the data for this hypothetical study Before Drinking Driving Test After One Drink After Five Drinks (a) Complete the F-table. (Round your answers to two decimal places.) Source of Variation Betweer groups Between persons Within groups (error) Total sS df MS Fobt

Explanation / Answer

The excel output for this ANOVA summary is:

Hence,

The required table will be:

Source SS df MS F Fcritical p-value Treatment 21.333 4 5.33333 7.8049 3.8379 0.0072 Reject Block 10.533 2 5.26667 7.7073 4.459 0.0136 Reject Error 5.4667 8 0.68333 Total 37.333 14

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