Which of the following statements is true about one-tailed tests of significance?
a. The critical region is at both ends of the theoretical sampling distribution.
b. They increase the chances of reaching the critical region if the results are in the predicted direction
c. They are used mainly with very large samples.
d. They require greater between-group differences in order to reach the critical region.
B
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Apply your understanding of lambda as a PRE measure and create a research topic that would use lambda as the statistical analysis.
What will be an ideal response?
Which federal act discontinued the government's leadership in the development of
mental health services? A. Federal Employee Health Benefits Plan of 1997 B. Mental Health Parity Act of 2007 C. Omnibus Budget Reconciliation Act of 1981 D. Mental Health Systems Act of 1980
In Likert scales, a discriminatory power score for each item:
a. indicates the degree to which people's responses to an item range over the five response alternatives. b. is a method of assessing the reliability of each item. c. indicates the degree to which each item discriminates between high scorers and low scorers on the overall scale. d. indicates how highly that item correlates with people's overall scale score.
Which of the following is NOT one of the three components of the ecological perspective?
A) ?Life stressors B) ?Adaptations C) ?Individuality D) ?Person-environment fit