For a two-tailed hypothesis test evaluating a Pearson correlation, what is stated by the null hypothesis?

A) ?There is a non-zero correlation for the general population.
B) ?The population correlation is zero.
C) ?There is a non-zero correlation for the sample.
D) ?The sample correlation is zero.


B

Psychology

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Sixty-nine-year old Elsa experiences extreme anxiety as she prepares dinner for her and her husband after she returns home from work each evening, and cannot figure out the cause. What is Elsa most likely experiencing?

A. depression B. phobic disorder C. generalized anxiety disorder D. panic disorder

Psychology

The loss of memory in a person with dissociative amnesia can be attributed to organic problems such as a blow to the head or alcoholic intoxication

Indicate whether the statement is true or false

Psychology

__________is an application of operant conditioning that assumes that any complex task can be broken down into a number of small steps that can be shaped individually and then combined in sequence to form the correct behavioral chain

A) Flooding B) Systematic desensitization C) Programmed learning D) Counterconditioning E) Select

Psychology

What is the difference between the DSM-V and the AAIDD definitions of intellectual disability?

A. Both bodies categorize intellectual disability by IQ, but their categories are grouped differently and called by different terms. B. The DSM-V categorizes intellectual disability by IQ, and the AAIDD defines it based on need for support in functioning. C. The AAIDD categorizes intellectual disability based on IQ, and the DSM-V bases it on presence of deficiencies in certain domains of functioning. D. The DSM-V and the AAIDD both reject categorization based on IQ.

Psychology