Discussion: Demographic Data Study
Discussion: Demographic Data Study
Discussion: Demographic Data Study
NR714 Week 7 Module 8 Quiz Latest 2017 November (all correct answers) Question 1 3.25 / 3.25 pts A nurse researcher wants to number her demographic data, such as number of visits to the hospital in the last year. These data are known as what type of variable. Ratio Interval Nominal Ordinal Question 2 3.25 / 3.25 pts You are on the hospital Institutional Review Board (IRB). You are reviewing a study that collected demographic data, such as age, gender, religious preference and ethnicity. Immediately, you recognize these as nominal variables. As a researcher, you know that a nominal level of measurement has the following properties. They can be placed in a meaningful order, but there is no information about the size of the interval between each value. They can be placed in meaningful order, have meaningful intervals and have a true zero. They can be placed in meaningful order and have meaningful intervals between the times, but there is no true zero. They simply represent categories. Question 3 3.25 / 3.25 pts You have been asked to teach an inservice at a research conference in Tacoma, Washington. The beginning of your agenda includes the definition of descriptive statistics. You share with the class participants that descriptive statistics have which of the following properties? They are numerical and graphical summaries of data. They are used to examine relationships between variables in a dataset. They are used to see how well sample data can be generalized to the population. They are used to demonstrate bias in reliability and validity. Question 4 3.25 / 3.25 pts If a research study reveals that an education program aimed at teaching nurse administrators how an intervention is being tested to reduce medication errors. The intervention in a study is also known as the dependent variable. independent variable. demographic variable. intervening variable. Question 5 3.25 / 3.25 pts Identify the dependent variable in an IRB-approved research study where the hypothesis is, There is a statistically significant difference in coping strategies among persons with AIDS in a higher socioeconomic level as compared to a lower socioeconomic level. Persons with AIDS Socioeconomic level Coping strategies The hypothesis Question 6 3.25 / 3.25 pts In a study, where the hypothesis is, there is a statistically significant higher increase in patient satisfaction in patients who participate in teach-back methodology incorporated into their discharge instructions. Which is the independent variable? Teach-back methodology Discharge instructions Patient satisfaction Patient education Question 7 3.25 / 3.25 pts In a study aimed at investigating the effects of Regeneron, an experimental osteoarthritis pain medication, you understand that neither the participant, nor the researcher knows which injection the participants are receiving. This type of blinding is single blinding double-blinding participant-researcher blinding total blinding Question 8 3.25 / 3.25 pts In a study directed at investigating the effects of caffeine on reducing migraines in postmenopausal women, you read in the protocol that the participant, will be unaware of whether she is receiving caffeine or a placebo. However, the researcher will know which treatment the participant will be receiving. This type of blinding is known as single blinding double-blinding participatn blinding total blinding Question 9 3.25 / 3.25 pts You are on a research team in a major urban medical center. A proposed research study is aimed at administering lavender aromatherapy or a placebo to reduce anxiety in patients who are diagnosed with an anxiety disorder. The principal investigator mentions that she wants to give the true lavender aromatherapy to three patients that she has seen in the past. What is the best way to avoid this potential bias in the study? Use a single blinded approach. Excuse the three patients from the study. Let participants self select which group they would like to participate in. Use a double blinded approach. Question 10 3.25 / 3.25 pts In another study, nurses at a hospital are ranked by education. A nurse colleague tells you that she does not know which type of data is being used in the study. What is the best response from you? Ranking education of the nurses is considered to be ordinal data. Ranking education of the nurses is considered to be nominal data. Ranking education of the nurses is considered to be ratio data. Ranking education of the nurses is considered to be interval data.
