During the first treatment condition of a within-subjects experiment, the participants learn a new skill that helps improve their performance in later treatment conditions. For this study, the internal validity is threatened by ____
a. history effects
b. instrumentation
c. order effects
d. regression toward the mean
c
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Reactivity of observation often occurs with self-monitoring, but never when recording is done by an observer
a. True b. False Indicate whether the statement is true or false
Shelley started her new job on Monday and introduced herself to everyone in the office. Her voice was very pleasant, and she quickly started to work, filling in invoices using her right hand. On Friday when she came to work, she insisted her name was Virginia. Her voice was different and grated on the nerves of her coworkers. And, she used her left hand to fill in the invoices. When coworkers
asked her about the change in name and other characteristics, Shelley was extremely confused, and wasn't sure what they were talking about. In this case, it is likely that Shelley would be classified as having: a. bipolar disorder b. schizophrenia c. antisocial personality disorder d. dissociative identity disorder
If a psychologist discovers that the blood of patients with schizophrenia contains a certain chemical not found in the general population, we can conclude that a. this chemical causes a person to develop schizophrenia. b. having schizophrenia causes this chemical to form in a person's blood. c. both schizophrenia and the chemical are caused by some unknown third factor, such asthe typical
diet in mental hospitals. d. the chemical and schizophrenia are related, but no causal relationship has been established.
The ability to understand the connection between one fact and another, even though it is not stated, is called
transitional thinking. abstract reasoning. intuition. transitive inference.