# False 93 true 7 true 93 question 43 correct 2 2 pts

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false; 93 true; 7 true; 93
Question 43
2 / 2 pts If a variable is measured on a nominal scale, the assumption that the ________ should not be made.<br> If a variable is measured on a nominal scale, the assumption that the ________ should not be made.
Question 44
2 / 2 pts According to Cohen's convention, a value of ________ is a large effect size.<br> According to Cohen's convention, a value of ________ is a large effect size. 0.2 340 0.8 0.5
Question 45 Incorrect 0 / 2 pts Skip to question text. An article in the journal Applied Nutritional Investigation reported the results of a comparison between a low-calorie soy-protein diet and a low-calorie traditional- protein diet (Liao, 2007). Twelve obese participants were randomly assigned to each diet. At the end of the diet period, those on the soy diet lost an average of 2.3% of their body fat ( SD = 0.55), while those on the traditional diet lost an average of 1.22% of their body fat ( SD = 0.50). If we increase the sample size of this study the width of any confidence interval around the mean difference would ________, but the effect size would ________.
Question 46 2 / 2 pts
As the sample size becomes smaller, the <i>t</i> distributions become:<br> As the sample size becomes smaller, the t distributions become:
Question 47 Correct! 2 / 2 pts The statistical concept of <i>p</i> levels is often referred to as:<br> The statistical concept of p levels is often referred to as: betas. alphas. central tendency. variability.
Question 48
2 / 2 pts Measures of effect size:<br> Measures of effect size:
Question 49 Correct! 2 / 2 pts The correct formula for effect size using Cohen's <i>d</i> for a paired-samples <i>t</i> test is:<br> The correct formula for effect size using Cohen's d for a paired-samples t test is: s s s + s
Question 50 Incorrect 0 / 2 pts The percentile is the:<br> The percentile is the: percentage of scores falling at or above a particular raw score. same thing as a percentage. percentage of scores falling at or below a particular raw score.