Which statement is the best example of a hypothesis?

a. There is no relationship between fatigue and reaction time.
b. Sugar consumption is not related to level of activity

c. Smaller class size is related to better academic performance.
d. Self-esteem does not affect persistence on a difficult task.


c

Psychology

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Group cohesiveness refers to the

a. degree to which group members agree about an issue. b. strength of the liking relationships linking group members to each other and to the group itself. c. extent of polarization that occurs after group discussion. d. tendency of groups to make more cautious decisions than individuals.

Psychology

Mary thinks she will do well on Dr. Ogle's business logistics test. She ends up getting the highest grade in the class. Mary will probably attribute her excellent performance to:

A. ability B. unstable factors C. task difficulty D. luck

Psychology

Kelly is furious with her teacher, but she realizes that yelling and throwing a fit will not get her what she wants. So, Kelly gets her anger under control and asks if she can talk to her teacher about what is bothering her in a calm, kind fashion. Kelly is displaying which component of emotional competence?

a. Emotional expressivity b. Emotional knowledge c. Social referencing d. Emotional regulation

Psychology

What is it called when someone has two alleles for the same trait?

a. heterozygous c. monozygotic b. dizygotic d. homozygous

Psychology