NSG-522 Midterm 75 questions with 100% verified answers
The frequency and relative frequency presented as a percentage should both be reported when
describing interval level data - correct answer False
What type of graphic display would be the best for a variable measured at the ordinal data? -
correct answer Histogram
The operational definition of a variable - correct answer Specifies how a variable should be
measured
The epidemiological range is - correct answer the minimum and maximum values
When reporting the mean for a variable, what measure of spread should be reported? - correct
answer The standard deviation
clinical data conducted can be shared to a cloud for all involved researchers to share/view -
correct answer false
The dependent variable - correct answer the outcome variable
Outliers can be identified using a (SELECT ALL THAT APPLY)
a. Box-and-whisker plot with Tukey Fences.
b. Histogram.
d. Stem-and-leaf plot.
e. Bar chart.
f. Any/all of the above - correct answer A. Box and whisker plot with Turkey fences
The most frequently occurring number in a set of numbers is the
a. Median
b. Mode.
c. Midrange
d. Frequency
e. 50th percentile - correct answer b. mode
The decision to use the mean or median is based upon (Select all that apply)
A. Whether the data are normally distributed
b. Which statistical tests will be used for hypothesis testing
c. The presence or absence of outliers
, NSG-522 Midterm 75 questions with 100% verified answers
d. The guidelines of the journal where the data will be published - correct answer A. Whether
the data are normally distributed
B. The presence or absence of outliers
When a continuous variable has a normal distribution and only 1 small outlier, the mean and
standard deviation should be used to describe the variable - correct answer False
Match the following variables to the correct level of measurement (A. Interval, B. Nominal, C.
Ratio, D. Ordinal)
Temperature in Fahrenheit
Presence or Absence of disease
Weight in ounces
Race
Quality of life (1-5)
Hemoglobin A1C
Time in Minutes
Level of education
Oxygen Saturation
Blood type - correct answer Temperature in Fahrenheit- A. Interval
Presence or Absence of disease- B. Nominal
Weight in ounces- C. Ration
Race- B. Nominal
Quality of life (1-5)- D. Ordinal
Hemoglobin A1C- C. Ratio
Time in Minutes- C. Ratio
Level of education- D. Ordinal
Oxygen Saturation- C. Ratio
Blood type- B. Nominal
A conceptual definition defines how a variable will be measured, and includes the equipment
and procedures that are used in the measurement - correct answer False
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller gradebooster. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
