Question 1
What must be done to decrease the chances of Type I and Type II errors?
Answers
:
a.
Decrease the number of variables.
b.
Increase the sample size.
c.
Decrease the sample size.
d.
Measure the sample characteristics
Response Feedback:
page 521
NURS 5366
Question 2
Whic...
What must be done to decrease the chances of Type I and Type II errors?
Answers a.
:
Decrease the number of variables.
b.
Increase the sample size.
c.
Decrease the sample size.
d.
Measure the sample characteristics
Response Feedback:
page 521
, Question 2
Which of the following tests is essentially a comparison of means?
Answers a.
:
Pearson's correlation
b.
t-test
c.
Chi-square
Response
Feedback: One of the most common parametric analyses used to test for significant
differences between group means of two samples is the t-test. In its
calculation, the numerator is the difference scores of the means of the
two samples. In addition, the test uses the pooled standard deviation of
the two samples as the denominator.
pages 567-571
Question 3
When there is an outlier in the data set, which measure of central tendency is effected
the most?
Answers a.
:
Median
b.
Mean
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