1. One-way Analysis of Variance (ANOVA) is a

a. multivariate test

b. bivariate test

c. univariate test

2) When an ANOVA is statistically significant and null hypothesis is rejected,

a) a multiple comparison tests must be performed.

b)a posteriori test must be performed.

c) All of the others answers are correct because they refer to the same thing.

d) a post hoc test must be performed.

3) What is the magnitude of the difference, according to Cohen'sdeffect size, for the difference in average weight loss between HIIT and cardio, and how would you interpret it?

a) d=1.01 and the difference between these two groups is large.

b) d=1.44 and the difference between these two groups is large.

c) d=1.52 and the difference between these two groups is moderate/modest.

d) d=0.75 and the difference between these two groups is moderate/modest.

4) Which exercise plan(s) is/are most effective in helping her clients lose weight?

a) Cardio

b) HIIT and weight lifting

c) Weight lifting

d) HIIT

Please use data to answer questions

Mean weight N loss Std. Deviation Std. Error Min Max Cardio 30 9.12 5.88 1.37 5.50 15.12 Weight lift 30 11.98 4.53 1.60 7.78 16.90 HIIT 30 15.79 2.92 1.03 10.10 17.30 Tota 90 12.13 1.44 1.26 3.00 29.00 Test of Homogeneity of Variances weight loss in pounds Levene Statistic df1 df2 sig. .779 3 28 09 ANOVA weight loss in pounds Sum of Squares df Mean Square F Sig Between Groups 1150.750 3 383.583 24.591 .003 Within Groups 436.750 28 15.598 Total 1587.500 31 Robust Tests of Equality of Means weight loss in pounds Statistic df1 df2 Sig Welch 26.831 3 15.318 007 a. Asymptotically F distributed. Post Hoc Tests(1) Exercise plan J) Exercise plan Mean Difference (I-J) Std. Error sig Tukey HSD Cardio Weight Lift 62500 1.97473 .989 HIIT 7.62500' 1.97473 .000 Weight lift Cardio .62500 1.97473 .989 HIIT 7.00000* 1.97473 .117 HIIT Cardio -7.62500' 1.97473 .000 Weight Lift -7.00000* 1.97473 117 Games-Howell Cardio Weight Lift 62500 2.11236 .991 HIIT 7.62500 1.72106 002 Weight lift Cardio .62500 2.11236 .991 HIIT 7.00000' 1.90863 .098 HIIT Cardio -7.62500' 1.72106 .002 Weight Lift -7.00000' 1.90863 .098