An experiment is conducted to test the effectiveness of a social work intervention. The experimental group improves more than does the control group, but the results are not statistically significant. This means that
A) the intervention was not effective
B) the intervention was effective, but not at a significant level.
C) we cannot rule out sampling error in inferring about the effectiveness of the intervention.
D) ?the results were clinically significant despite not being statistically significant.
C
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From the following table illustrating the handedness of a random sample of men and women,
find (a) the percent of men who are left-handed, (b) the percent of women who are left-handed, (c) the proportion of men who are left-handed and (d) the proportion of women who are left-handed. (e) What can you conclude about gender and the prevalence of left-handedness? Handedness Male Female Left-handed 15 8 Right-handed 86 114 Total 101 122 What would be an ideal response?
What are some of the advantages of family work in the home?
a. Family social workers can receive direct information about family functioning and develop a more complete picture about the family relationships as members interact within a familiar environment. b. The family social worker maybe able to better individualize the intervention based on a family's living situation. c. New skills learned maybe easier applied when learned within the family's natural setting as opposed to an office setting. d. Family social workers are often trained to conduct psychosocial therapies within the home.
Todd conducted a study of American Indian tribes in the state of New Mexico between 1850 and 1870
Although it was not directly in the evidence he examined, Todd knew that the expansion of the railroad and the U.S. Civil War were major events of the period and had an indirect impact on his research topic. This is called A) supporting evidence. B) oral history. C) running records. D) non-source based knowledge.
All of the following are true about PERT charts except:
A) They depict task sequence. B) ?They avoid portraying specific tasks to minimize confusion. C) ?They establish a time frame. D) ?They assume a number of forms.