You give your happiness scale to participants to complete on Monday and measure the amount of attention participants paid when they are filing out the scale. Then you test if scores on your happiness scale correlate with the amount of attention. What type of validity is this test trying to establish?

a-External Validity

b-Convergent Validity

c-Discriminant Validity

d-Concurrent Validity

"Jill is interested in how framing future/current goals influences sociability. She randomly selected five school districts in Southern California. After that she invited all the students from each school district to participate her research. Following the informed consent, she gave the participants one of two conditions. In these conditions, participants received written instructions to think about either future goals or current goals they hope to accomplish. After that, participants indicate how many new people they hope to meet over the next week."

What type of statistical test should be used to analyze the results of this experiment?

a-Independent samples t-test

b-Dependent samples t-test

c-Two-way ANOVA

d-Cohen's d