/courses/45896/quizzes/146315/take D Question 29 FORMULAS YOU MAY NEED: Repeated-measures ANOVA Between-subjects ANOVA SS Between =_ (T-) - G-IN SS Total =EX- - (G-/N) SS Within = _ SS = SS1 + SS2 + SS3 SS Within = _ SS = SS1 + SS2 + SS3 SS Subjects = _ (P /k) - GIN SS Between =_ (T-) - GIN SS Error = SSwithin - SS Subjects SS Total =EX- - (G-/N) df total = N - 1 df between = k - 1 df between = k - 1 df within = N - k df within = N -k df subjects= n - 1 df error = (k-1)(n-1) Effect size df total = N - 1 1 SSBetween / SSTotal (Between-subjects) 1 SSBetween /(SSBetween + SSEnar)(Within-subjects) Dr. Louis wants to know if blood lead levels influence IQ. They collect blood samples in 30 adults and divide them into three equal groups (n=10): low, medium, and high blood lead. Dr. Louis then administers the WAIS-III to each participant to measure IQ. Low Blood Lead Medium Blood Lead High Blood Lead T=988; M=98.8 T=896; M=89.6 T=791; M=79.1 SS1=380 SS2=76.1 SS3=120.8 N=30 G=2675 _ x2-241,041 What is the value of F? Note: Round your answer to two decimal places