ANOVA is used to compare three or more sample means. True False Previous NextD Question 7 2 pts Which of the following statistical tests should a researcher use when comparing the mean weights of 100 sets of twins (assume that data are normally distributed)? Sample 1 is comprised of the weights of Twin A and Sample 2 is comprised of the weights of Twin B. b. A t-test for dependent samples O a. A t-test for independent samples O c. A Mann Whitney U test O d. A Wilcoxon testD Question 2 3 pts The null hypothesis can be rejected if O b. The value of the test statistic is greater than the critical value for the test used O a. The value of the test statistic is less than or equal to the critical value for the test usedD Question 3 2 pts A significance level of 0.01 is smaller than a significance level of 0.05. True OFalseD Question 9 1 pts Inferential statistical tests provide estimates of population parameters. True FalseQuestion 8 3 pts Provide your rationale for your answer to the previous question. Edit View Insert Format Tools Table 12pt V Paragraph B I U A & TV : KQuestion 4 2 pts As the magnitude of a test statistic increases, its associated p value decreases True FalseD Question 1 3 pts Which of the following factors helps the researcher decide which statistical test to use when analyzing their data? 1. Whether data are normally distributed 2. The level of measurement used for the dependent variable 3. The level of measurement used for the independent variables Whether the data are normally distributed and the level of measurement used for the dependent variable Whether the data are normally distributed O The level of measurement used for the dependent variable The level of measurement used for the independent variable All of the aboveD Question 6 2 pts Descriptive statistical tests allow the researcher to make inferences about a population using data they obtain from a sample. True False