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Terms
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- quartile
- (statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores
- range
- to find this, you subtract the smallest number from the biggest
- interior angle
- the angle inside two adjacent sides of a polygon
- pi
- the ratio of the circumference to the diameter of a circle
- least common denominator
- The least common multiple of the denominators of two or more fractions.
- interquartile range
- The difference between the upper and lower quartiles.
- corresponding
- similar especially in position or purpose
- distributive
- a(b+c)=ab+ac, a(b-c)=ab-ac
- arc
- a continuous portion of a circle
- median
- The middle number in a set of numbers that are listed in order
- prime factorization
- A way of expressing a whole number as a product of it's prime factors.
- obtuse triangle
- a triangle with one angle greater than a right angle
- representative sample
- a sample for which the results from the can be considered the same as the results from the entire population
- isoseles triangle
- has 2 sides of = length
- lower quartile
- The median of the lower half of data (box & whisker).
- congruent
- same shape and same size
- prime factor
- the prime factors of a quantity are all of the prime quantities that will exactly divide the given quantity
- associaive
- a plus b blah blah blah
- equiangular triangle
- a triangle where all the angle measurements are the same
- midpoint
- The point that divides a line segment in half
- algebraic equation
- an expression with one or more variables
- equality
- the quality of being the same in quantity or measure or value or status
- ellipse
- a circle that has been stretched in either the x or y direction
- discount
- the act of reducing the selling price of merchandise
- hypotenuse
- In a right triangle, the hypotenuse is the longest side, which is opposite the right angle.
- depreciate
- lower the value of something
- absolute value
- The distance of a number from 0 on a number line.
- common denominator
- an integer that is a common multiple of the denominators of two or more fractions
- regression line
- a smooth curve fitted to the set of paired data in regression analysis
- equalateral
- all sides and angles are congruent
- exponent
- a mathematical notation indicating the number of times a quantity is multiplied by itself
- matrix
- a rectangular array of elements (or entries) set out by rows and columns
- cubed
- The product in which a number is a factor three times.
- mode
- the most frequent value of a random variable
- parabola
- a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve
- real number
- The set of all rational and irrational numbers
- identity element
- an operator that leaves unchanged the element on which it operates
- outlier
- an extreme deviation from the mean
- cord
- a line that joins two points and a curve
- percentile
- A point on the distributionbelow with a certain % of scores fall. Ex: Scored in the 99th percentile = only 1% scored higher than you