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NSG 522 STATISTICS EXAM 2024/2025 VERIFIED QUESTIONS AND ANSWERS GRADED A+
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NSG 522 STATISTICS EXAM 2024/2025 VERIFIED QUESTIONS AND ANSWERS GRADED A+
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NSG 522 STATISTICS EXAM 2024/2025 VERIFIEDQUESTIONS AND ANSWERS GRADED A+
The frequency and relative frequency presented as a percentage should both be
reported when describing interval level data
False
What type of graphic display would be the best for a variable measured at the
ordinal data?
Histogram
The operational definition of a variable
Specifies how a variable should be measured
The epidemiological range is
the minimum and maximum values
When reporting the mean for a variable, what measure of spread should be
reported?
,The standard deviation
clinical data conducted can be shared to a cloud for all involved researchers to
share/view
false
The dependent variable
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
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
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
d. The guidelines of the journal where the data will be published
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
False
Match the following variables to the correct level of measurement (A. Interval, B.
Nominal, C. Ratio, D. Ordinal)
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