BST 322 Final Questions Wk 4

Critical care nurses wanted to evaluate the effect of heparin vs saline IV flush solution on IV patency (patent vs not patent). Which test is most appropriate? • Question 2 An entire set of individuals or objects having some common characteristics is: • Question 3 1 out of 1 points 1 out of 1 points Positive relationships between two variables indicate that, as the score of one increases, the score of the other increases. • Question 4 Parametric tests can be used with any type of data. • Question 5 A nurse researcher wanted to evaluate blood pressure in a set of patients/research subjects at 1, 3, and 6 months. What test would be most appropriate? • Question 6 An assumption used by statisticians which states that population parameters are normally distributed: • Question 7 A perfect negative relationship between two variables is expressed as r=0. • Question 8 1 out of 1 points 1 out of 1 points 1 out of 1 points 1 out of 1 points 1 out of 1 points Psych nurses wanted to evaluate the effect of three different treatments for anxiety - positive imagery, therapeutic touch, and medication on anxiety score (interval data) while controlling for the effect of length of stay. Which test is most appropriate? • Question 9 A result that is probably not attributable to chance is: • Question 10 The difference between the highest and lowest score in a distribution is called: