A researcher measures driving distance from college and weekly cost of gas for a group of commuting college students. Which kind of correlation is likely to be obtained for these two variables?

Scenario: A fitness app tests weight loss (lbs.) in 18 users before (M = 185, SD = 15) and after (M = 178, SD = 14) 3 months. Results: t(17) = 3.45, p = .003. Select the correct APA report.

Scenario: A psychologist compares happiness scores across three income groups (n = 25 each): Low (M = 4.2, SD = 1.1), Middle (M = 5.8, SD = 1.3), High (M = 6.5, SD = 1.0). Results: F(2, 72) = 12.45, p < .001. Select the correct APA report.

In the context of a chi-square test for independence, what does the alternative hypothesis (Hₐ) state?

Scenario: A study compares reaction times (ms) between gamers (n = 22, M = 320, SD = 45) and non-gamers (n = 22, M = 380, SD = 50). Results: t(42) = -4.02, p < .001. Select the correct APA report.

Miranda is prepared to give her first speech. She gets up in front of the class and speaks very quickly. When the professor gives her feedback, what vocalic element did her professor likely tell her needed improvement?

An effective closing should include a clincher.

What is one factor that can inhibit tropical cyclone development?

What type of presentational aid has the capacity to distract audience members from the speaker and their message and is best distributed at the end of the speech?

_____________ refers to a reduction in the pH of the ocean over an extended period of time and is primarily caused by uptake of carbon dioxide from the atmosphere.