scenario Nora Would Like to Conduct an Experiment to Determine Whether

question 41

Multiple Choice

scenario
Nora would like to conduct an experiment to determine whether behavior modification techniques can help children eliminate bedwetting. She obtains a sample of children who wet the bed and randomly assigns half to the behavior modification therapy and half to a control group who receive no therapy. After six months, she measures how often children in each group wet the bed.
-Suppose Nora used α = .05 for a two-tailed test. According to the t distribution table, what value from the table did Nora's t value have to exceed in order for it to be considered significant?

• A) 1.725
• B) 1.734
• C) 2.086
• D) 2.101