The components of the tridimensional theory are pleasantness, brightness, and contrast.?

In order to generate a _____ sample, Pam selected every 10th name off of the registrar's alphabetical list of all students at her university. All of the students at the university represent the _____ and Pam used the _____ sampling technique

a. random; sample; random b. representative; population; random c. representative; sample; cluster d. representative; population; cluster

Mrs. Allen sees a student, Tionna, sneaking out of school. She believes that Tionna is sneaking out because she is not a conscientious student and prefers to spend time at the mall with her friends rather than focusing on her studies. Mrs. Allen is attributing Tionna's behavior to a(n)

a. internal cause. b. external cause. c. actionable demand. d. situational demand.