WGU - Applied Healthcare Statistics | STUDY GUIDE
Rational numbers Largest number system
Can be expressed as a fraction. 4 = 4/1. Also decimals that
Rational numbers
end or continue forever repeating.
Real numbers Any number; Include zero, negative and positive integers.
Real numbers are considered continuous and can be measured.
this.
Discrete data counted; doesn't allow for values between.
Every positive whole number True
has two square roots.
, Property that 0 can be added to any number without
Identity Property changing the value of the number. Likewise, 1 can be
multiplied by any number without changing the value of that
number.
An integer that divides another integer. We say an integer,
Factor
x, is a factor of another integer, y, if the quotient y/x is
also equal to an integer.
Concept which states that any integer greater than 1 is
Fundamental Theorem of
Arithmetic either prime or is the product of a unique set of prime
numbers.
Factorization Process of determining the prime factors of a composite number.
data Values; qualitative or quantitative.
Square root is only a real number
base number of outcomes
Percentage proportion is always over 100
set up to express percentage
value
conditional proportion proportion where one part of a proportion is a variable, or unknown
quantity.
cross multiplying method used to prove that a proportion is true.
rate ratio that compares two quantities having different units of measure.
fraction that contains two equivalent quantities but in two
unit multiplier
different units, used in order to convert units.
all real numbers with a fixed constants
value, prime, composite, odd,
even, rational, or irrational.
0 expression known as a constant.
1 expression known as linear.
2 expression known as quadratic.
3 expression known as cubic.
Process for undoing multiplication and division operations
False
will always work, even if one of the numbers is zero.
A variable with an exponent of 0 1
is equal to
root of a number non-linear
most simple algebraic equations linear equations
are
two terms or expressions with an equation
an equals sign between
them is
origin; where x and y intersect. 0, 0
linear; degree 1 straight line
Rational numbers Largest number system
Can be expressed as a fraction. 4 = 4/1. Also decimals that
Rational numbers
end or continue forever repeating.
Real numbers Any number; Include zero, negative and positive integers.
Real numbers are considered continuous and can be measured.
this.
Discrete data counted; doesn't allow for values between.
Every positive whole number True
has two square roots.
, Property that 0 can be added to any number without
Identity Property changing the value of the number. Likewise, 1 can be
multiplied by any number without changing the value of that
number.
An integer that divides another integer. We say an integer,
Factor
x, is a factor of another integer, y, if the quotient y/x is
also equal to an integer.
Concept which states that any integer greater than 1 is
Fundamental Theorem of
Arithmetic either prime or is the product of a unique set of prime
numbers.
Factorization Process of determining the prime factors of a composite number.
data Values; qualitative or quantitative.
Square root is only a real number
base number of outcomes
Percentage proportion is always over 100
set up to express percentage
value
conditional proportion proportion where one part of a proportion is a variable, or unknown
quantity.
cross multiplying method used to prove that a proportion is true.
rate ratio that compares two quantities having different units of measure.
fraction that contains two equivalent quantities but in two
unit multiplier
different units, used in order to convert units.
all real numbers with a fixed constants
value, prime, composite, odd,
even, rational, or irrational.
0 expression known as a constant.
1 expression known as linear.
2 expression known as quadratic.
3 expression known as cubic.
Process for undoing multiplication and division operations
False
will always work, even if one of the numbers is zero.
A variable with an exponent of 0 1
is equal to
root of a number non-linear
most simple algebraic equations linear equations
are
two terms or expressions with an equation
an equals sign between
them is
origin; where x and y intersect. 0, 0
linear; degree 1 straight line
