1 A nonsignificant result means A proof for the research hyp

1. A non-significant result means: A) \"proof\" for the research hypothesis B) \"proof\" for the null hypothesis C) \"no difference\" D) \"Inconclusive\"

2. Before running statistical analyses, researchers should check their data for: A) skewness B) missing data C) outliers D) all of the above

3. Consider a study comparing the effects of different paints colors (pale blue, bright red, pale yellow) in a child\'s play room on childrens mood (rated on a 50-points scale). This study is comparing: A) means of variables B) modes of variables C) nominal of association D) levels of association

4. Suppose you are testing a hypothesis about which of various professors are most favored by psychology students at a particular university. The appropriate analysis would be: A) Anova B) t test for independence C) chi-square test D) correlation

Solution

1. A nonsignificant result means that the data provides little or no evidence that the null hypothesis is false. So the correct answer is B) Proof for the null hypothesis

2. Correct answer is D) all of the above

3. Correct answer is C) Nominal variable (of) association

4. C) Chi square test