JUst as that you Back 22.4 24.0 at is the Calculate the F ratio and compare it to the is the effect on the F ratio of doubling the 27.0 Fratio you calculated for Exercise 5. What in mong need the he follo S ne-way standard deviations? e7A psychologist is studying various drugs on the speed of mental are divided equally into four drug condi- lems as he or she can in 10 minutes. The mean number of problems solved follows for the of the inc dc effects exploratory study, 32 selects s is metic. In an llustrat if he of arith subjects not all t tions, and each subject solves as many prob- each drug group, along with the standard deviations: А psy a chil defici Marijuana Amphetamine Valium X 7 Alcohol 5 pare 3.25 3.95 4 syc of 1 six y 3.16 2.07 a. Calculate the F ratio. b. Find the critical F (a = .05). C. What can you conclude with respect to the null hypothesis? opti rese late 8. If the study in Exercise 7 were repeated with you a total of 64 subjects: a. What would be the new value for calcu- lated F? b.

JUst as that you Back 22.4 24.0 at is the Calculate the F ratio and compare it to the is the effect on the F ratio of doubling the 27.0 Fratio you calculated for Exercise 5. What in mong need the he follo S ne-way standard deviations? e7A psychologist is studying various drugs on the speed of mental are divided equally into four drug condi- lems as he or she can in 10 minutes. The mean number of problems solved follows for the of the inc dc effects exploratory study, 32 selects s is metic. In an llustrat if he of arith subjects not all t tions, and each subject solves as many prob- each drug group, along with the standard deviations: А psy a chil defici Marijuana Amphetamine Valium X 7 Alcohol 5 pare 3.25 3.95 4 syc of 1 six y 3.16 2.07 a. Calculate the F ratio. b. Find the critical F (a = .05). C. What can you conclude with respect to the null hypothesis? opti rese late 8. If the study in Exercise 7 were repeated with you a total of 64 subjects: a. What would be the new value for calcu- lated F? b.

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter38: Achievement Review—section Three

Section: Chapter Questions

Problem 6AR

See similar textbooks