843 words - 4 pages

EXERCISE 11

1. What demographic variables were measures at least at the interval level of measurement?

a. The number of hours worked per week and the length of labor (hrs)

2. What statistics were used to describe the length of labor in this study? Were these appropriate?

b. Length of labor for both the control and experimental groups were described with mean and standard deviations. Yes, these were appropriate measures of statistics.

3. What other statistics could have been used to describe the length of labor? Provide a rationale for your answer.

c. In addition to mean and standard deviations, mode could have been used in this study to describe length of ...view middle of the document...

0%, breast feeding 41.7%, and both 5.6%. Each group had the highest use of bottle, second highest use of breast feeding, and lowest use for both manners of feeding.

6. What was the marital status mode for the subjects in the experimental and control groups? Provide both the frequency and percentage for the marital status mode for both groups.

f. Married was the highest mode for both groups. The experimental group had a frequency of 25 married (78.1%), 1 separated/divorced (3.1%), and 6 single (18.8%). The control group had a frequency of 31 married (86.1%), 1 separated/divorced (2.8%), and 3 single (8.3%).

7. Could a median be determined for the education data? If so, what would the median be for education for the experimental and the control groups? Provide a rationale for your answer.

g. Yes, a median can be determined for the education data. The median of the experimental group is ___. The median for the control group is ___.

8. Can the findings from this study be generalized to Black women? Provide a rationale for your answer.

h.

9. If there were 32 subjects in the experimental group and 36 subjects in the control group, why is the income data only reported for 30 subjects in the experimental group and 34 subjects in the control group?

i.

10. Was the sample for this study adequately described? Provide a rationale for your answer.

j.

EXERCISE 16

1. The researchers analyzed the data they collected as though it were at what level of measurement?

a....

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