What type of sampling procedure was used by Wagenaar and Wiviott in their study of seat belt use in Michigan as described in Research in Practice 6.1?
a. Availability
b. Multi staged stratified
c. Simple random
d. Quota
b
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Answer the following statement(s) true (T) or false (F)
Self-stimulatory behaviors are used to help children with autism spectrum disorder learn to interact with others.
Answer the following statement(s) true (T) or false (F)
1. Range is defined as the distance between individual cases. 2. Variance is a type of average. 3. Deviation is defined as the distance that a particular case falls from the mean. 4. Interquartile range is defined as the distance between the third and first quartiles. 5. The average distance between each case is known as the mean absolute deviation.
In discussing relevant policy and ethical factors, social workers should avoid the personin-
environment perspective.
Indicate whether the statement is true or false.Publicizing scientific research findings accomplishes all of the following functions EXCEPT:
a. it reduces the need for replication. b. it makes attempted suppression of findings more difficult. c. it is an attempt to influence readers to accept particular ideas or conclusions. d. it helps to apply the findings in developing programs and policies.