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WGU - APPLIED HEALTHCARE STATISTICS EXAM WITH BRILIANT SOLUTIONS.
WGU - APPLIED HEALTHCARE STATISTICS EXAM WITH BRILIANT SOLUTIONS.
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WGU - APPLIED HEALTHCARE STATISTICS EXAM WITH BRILIANTSOLUTIONS
Rational numbers - Correct Answer - Largest number system
Rational numbers - Correct Answer - Can be expressed as a fraction. 4 = 4/1. Also
decimals that end or continue forever repeating.
Real numbers - Correct Answer - Any number; Include zero, negative and positive
integers.
Real numbers are considered this. - Correct Answer - continuous and can be
measured.
Discrete data - Correct Answer - counted; doesn't allow for values between.
Every positive whole number has two square roots. - Correct Answer - True
Identity Property - Correct Answer - Property that 0 can be added to any number
without changing the value of the number. Likewise, 1 can be multiplied by any number
without changing the value of that number.
Factor - Correct Answer - An integer that divides another integer. We say an integer, x,
is a factor of another integer, y, if the quotient y/x is also equal to an integer.
Fundamental Theorem of Arithmetic - Correct Answer - Concept which states that any
integer greater than 1 is either prime or is the product of a unique set of prime numbers.
Factorization - Correct Answer - Process of determining the prime factors of a
composite number.
data - Correct Answer - Values; qualitative or quantitative.
Square root - Correct Answer - is only a real number
base - Correct Answer - number of outcomes
Percentage proportion is always set up to express percentage value - Correct Answer -
over 100
conditional proportion - Correct Answer - proportion where one part of a proportion is a
variable, or unknown quantity.
cross multiplying - Correct Answer - method used to prove that a proportion is true.
rate - Correct Answer - ratio that compares two quantities having different units of
measure.
unit multiplier - Correct Answer - fraction that contains two equivalent quantities but in
two different units, used in order to convert units.
unit conversion - Correct Answer - method used to change between measurement
systems.
all real numbers with a fixed value, prime, composite, odd, even, rational, or irrational. -
Correct Answer - constants
0 - Correct Answer - expression known as a constant.
1 - Correct Answer - expression known as linear.
2 - Correct Answer - expression known as quadratic.
3 - Correct Answer - expression known as cubic.
False - Correct Answer - Process for undoing multiplication and division operations will
always work, even if one of the numbers is zero.
, A variable with an exponent of 0 is equal to - Correct Answer - 1
root of a number - Correct Answer - non-linear
most simple algebraic equations are - Correct Answer - linear equations
two terms or expressions with an equals sign between them is - Correct Answer - an
equation
origin; where x and y intersect. - Correct Answer - 0, 0
linear; degree 1 - Correct Answer - straight line
slope-intercept form - Correct Answer - y = mx + b
point-slope form - Correct Answer - y - y1 = m(x - x1)
large coefficient - Correct Answer - steep line
small coefficient - Correct Answer - gentle slope
algebraic expression - Correct Answer - String of terms connected by division, addition,
and subtraction.
variance - Correct Answer - A measure of spread within a distribution (the square of the
standard deviation).
Qualitative - Correct Answer - categorical; in groups; names or labels; pie charts or bar
charts.
Quantitative - Correct Answer - number; counted, measured
bar charts - Correct Answer - categorical; counts, frequency of category.
graphic; quantitative data - Correct Answer - dot plots, stem plots, box plots,
histograms
dot plot - Correct Answer - quantitative; distribution; clusters, gaps, outliers; small sets.
stem plot - Correct Answer - quantitative; distribution; shape
box plot - Correct Answer - quantitative; distribution; center; spread; outliers in a given
data set.
histogram - Correct Answer - quantitative; frequency; count; shape and spread,
intervals.
distribution of quantitative data - Correct Answer - Shape, spread, max, min, outlier
graphic; quantitative - Correct Answer - symmetry, skew, U-shaped; uniform; bi-modal;
approximately normal.
pie chart - Correct Answer - categorical; different parts of a whole.
In a dot plot, depending on the data collected, every data value or groups of data values
can be represented by a dot. - Correct Answer - False
The first step in building a dot plot is to draw a horizontal scale. - Correct Answer -
False; first arrange data in increasing order.
histogram; quantitative - Correct Answer - frequencies; relative frequency
bar chart; categorical - Correct Answer - frequency, counts, or relative frequencies.
symmetric does not mean normal - Correct Answer - bell curve
asymmetry - Correct Answer - skewness
data set - Correct Answer - numerical values, measurements, observations, or survey
responses.
valid data - Correct Answer - result from test that accurately measures what it was
intended to measure.
numerical summary - Correct Answer - number used to describe a specific
characteristic about a data set.
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