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NUR 510
Take Home Quiz
Christina Matoski
NAME_______________________________________________
1. Descriptive statistics can be found in both quantitative and qualitative studies.
__X___ True
_____ False
2. Through 5.
A researcher is asking the following demographic questions in their study. Identify the
level of measurement for each one:
Question Level of Measuerment: Nomial,
Ordinal, Interval or Ratio
Gender: ___ Male ___ Female.
Nominal
How many years have you been a nurse? __.
Interval_
How many classes have you taken in the
Graduate program so far, including this one?
___1-3 ___4-6 ___7-9 ___ more than 10
Ratio
What is the area of your specialty?
___ Emergency Department
___ Critical Care
___Medical-Surgical
___Outpatient
___Neuro
___Peds
___OB
___Other
Nominal
6. The standard deviation is a measure that tells how spread out scores are in a distribution.
__X___ True
2
_____ False
7. A Type I error refers to the researcher’s conclusion that ni differences exists when, in
fact, a difference does exist.
_____True
____X_ False
8. Researchers are examining the relationship between number of medications taken daily
and level of life happiness. The results showed r = - 0.65. These results show:
a. As the number of medications increase, the level of happiness increase
b. Yes! B is my answer. As the number of medications increase, the level of
happiness decreases
c. The number of medications take does not affect level of happiness
d. Happiness is cause by those who take more medication
9. Correlation is a procedure to determine if:
a. X comes before Y
b. Yes. B is my answer X causes Y
c. X and Y are different
d. X and Y vary together
10. The researcher is conducting a study to determine if fatigue correlates with the student’s
GPA. A correlation coefficient of 0.-71 is found.
a. Explain the strength of the correlation. A strong negative correlation.
b. Explain the relationship between the variables. When fatigue increases GPA
decreases. The negative means opposite occurs between variables. Since the
number is >-0.7 this means a strong correlation.