NURS 5366-test 5 Questions and answers
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Question 1 What must be done to decrease the chances of Type I and Type II errors? Answers : a. Increase the sample size. b. Decrease the sample size. c. Decrease the nu... mber of variables. d. Measure the sample characteristics Response Feedback: page 521 • Question 2 Which statement is true about chi-square analysis? Answers a. : It is a parametric test. b. It is used for two nominal variables c. It has the assumption of a normal distribution Response Feedback: page 575 • Question 3 Which of the following measures is the most helpful both for providing a quantification of dispersion and for providing a way to interpret how far away from the mean each individual score is? Answers: a. Range b. Difference scores c. Magnitude d. Standard deviation Response Feedback: page 540 • Question 4 A group of 15 nurses was asked which of two types of coffee they preferred. Seven of the nurses preferred the first type, while eight of the nurses preferred the second type. Which statistical test would be appropriate to determine differences in these two groups? Answers : a. paired t-test b. Chi-square c. parametric test Response Feedback: page 576 • Question 5 Which of the following correlation coefficients shows the strongest relationship? Answers : a. .10 b. .80 c. –.85 Response Feedback: page 546 CONTINUED........................ [Show More]
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