When the slope of a line is going up and to the right, you have POSITIVE Correlation.
You have Negative Correlation when the slope of a line is up and to the left.
y=mx+b ; where m is the slope and b is the y-intercept of the line.
The number in front of a letter.
A number that when multiplied by itself results in the original number
A way to display data in quartiles.
a polynomial expression with exactly two terms
(geometry) a straight line connecting any two vertices of a polygon that are not adjacent
The measure of angle A equals sixty degrees.
The range of values between the first and the third quartile.
divide a data set into four equal parts
Any data point that sticks out. NOT all data sets have one.
adding or multiplying by these numbers does not change the answer
used when you solve equations - the operation which cancels out an operation - the opposite operation: addition and subtraction are opposites; multiplication and division are opposites
A never ending, non repeating decimal and can not be written as a fraction. (ex. 3.1415...)
The number that indicates how many times the base is used as a factor. (3 to the 4th power would be 3x3x3x3)
A positive or negative whole number and zero (-3,-2,-1,0,1,2,3)
A ratio that compares two quantities measured in different units
a number that describes how likely it is that an event will occur.
number of ways to combine items in which order does NOT matter
The ratio of the number of ways the event can occur to the number of ways the event cannot occur.
an equation that states that two ratios are equal
Order of Operations
the order in which operations in an expression to be evaluated are carried out. 1. parentheses 2. exponets 3. multiplication and divison 4. addition and subtraction.
the product when a whole number is multiplied by itself (3 squared, 3x3)
the measure above and below the set measure.
Putting a number in for a variable to help you solve an equation.
AB=√(x2 - x1)2 + ( y2 - y1)2
the set of all input values
the set of output values
exact or accurate
angles on the inside of parallel lines cut by a transversal.