International Journal of Behavioral Nutrition and Physical Activity

p Part 1 Exam Questions (Answers are highlighted

1 (Points : 5 ) Which of the variables below is most related to Weight Change (adjusted for baseline weight ? Use Table 1

a . Months at current weight

b . Self motivation

c . Self esteem

d . Exercise perceived barriers

2 (Points : 5 ) Which of the variables below is most statistically significantly related to Weight Change (adjusted for baseline weight Use Table 1

a . Acceptable weight loss

b . Impact of weight on quality of life

c . Self motivation

d . Exercise self-efficacy

3

(Points : 5 ) According to the slopes given in Table 2 , which variable of those listed below is negatively related to Change in Weight

a . Number of diets in past year

b . Weight outcome evaluations

c . Self motivation

d . Body size dissatisfaction

4 (Points : 5 ) According to Figure 2 , is the R2 change for x2 statistically significant

a . Yes

b . No

c . Can not be determined from this Figure

5 (Points : 5 ) In Figure 3 , an ANOVA was used to determine whether differences existed between the three success groups for the number of diets per year and for self-motivation . If the authors had divided the sample into 2 groups instead of 3 , what statistical test would have been appropriate

a . ANOVA

b . Dependent t-test

c . Post hoc test

d . Independent t-test

6 (Points : 5 ) Which of the following is correct for self motivation Use Figure 3

a . The least successful group had a significantly higher self motivation than the Intermediate group

b . The Most successful group had a significantly higher self-motivation than BOTH the Intermediate and the Least successful groups

c . The Least successful group had a self-motivation that was significantly lower than BOTH the Intermediate and the Most successful groups

d . The Most successful group had a significantly higher self-motivation than the Least successful group but not the Intermediate group

7 (Points : 5 ) What type of statistical test was used to determine whether groups differed in the analyses for Figure 3 ? Refer also to the Methods section

a . An ANOVA followed by a post hoc test (Tukeys Honestly Significant Difference Test

b . An independent t-test

c . A mupltiple regression to examine multivariate relationships

d . Last Observation Carried Forward method

8 (Points : 5 ) Which variable below has a higher level of variability Use Table 1

a . Acceptable weight loss

b . Happy weight loss

c . Both variables have the same variability

This is Part 2 of the Final Exam

1 . The purpose of this question is to determine your understanding of measures of central tendency and variability

a . Table 1 in this shows descriptive information for several baseline variables . You are given a measure of central tendency and two measures of variability

b . From Table 1 of this , describe one of the variables included in this table using your knowledge of central tendency and variability . The maximum word count for this question is 125 words

The variable self-esteem as a pretreatment variable for weight change had a mean of 32 .4 and a standard...