Vocabulary Flashcards
Rational Numbers
A number that can be expressed as a fraction
Irrational number
a real number that cannot be expressed as terminating or repeating decimals
Equation
A mathematical statement that indicates the equality of two expressions
Least common multiple
the smallest number that is a multiple of two or more nonzero whole number
Multiples of a number
A number multiplied by various integers
Least common denominator
The least common multiple of the denominators of two or more fractions
front end estimation
An estimation method that focuses on the first digits of numbers when adding or subtracting and solving a simpler problem
PEMDAS
Parenthesis, Exponent, Multiplication, Division, Addition, Subtraction
The constant rate of proportionality
The constant ratio between two quantities
Bimodal
Describes a distribution of data with two clear peaks
Spread
The range of values in data distribution
Standard deviation
A quantity that indicates the extent to which data varies from the mean
Shape
Symmetry, number of peaks, skewness, and uniformity of data distribution
Unimodal
Describes a distribution of data with a single clear peak
Outlier
A data point that is distinctly separate from other data; an unexpected value
