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OHS Trig Vocab Mrs. Koskowski
Quarter 1
55
Mathematics
10th Grade
11/05/2012

Additional Mathematics Flashcards

 


 

Cards

Term
Rationalize
Definition
Write an expression so there is no radical in the denominator
Term
Conjugate
Definition
Change the sign between the terms of an expression
Term
Square root of k
Definition
One of two equal factors whose product is k
Term
Cube root of k
Definition
One of three equal factors whose product is k
Term
nth root of k
Definition
One of the n equal factors whose product is k
Term
Absolute Value
Definition
The distance from a number to zero in the number line
Term
Proportion
Definition
An equation that states that two ratios are equal
Term
Rational
Definition
A number that can be written as a fraction
Term
Rational Fraction Expression
Definition
A fraction of the form P1/P2 where P1 and P2 are both polynomials and P2 does not equal 0
Term
Undefined
Definition
The result when a number or expression is divided by zero
Term
Simplest Form
Definition
A fraction that has been reduced to lowest terms, meaning its numerator and denominator have no common factors other than 1 or -1
Term
Binomial
Definition
A polynomial with exactly two terms
Term
Pascal's Triangle
Definition
The arrangement of the binomial coefficients in a pattern of a triangle. Each row begins and ends in, and each entry is the sum of the two numbers above it.
Term
Binomial Theorem
Definition
A method used to efficiently expand powers of binomials
Term
Summation
Definition
The addition of a set of numbers
Term
P(at least x events)
Definition
The complement of "at most"
Term
P(at most x events)
Definition
The complement of "at least"
Term
Binomial Probability
Definition
An experiment with two possible outcomes (success or failure) where the probability of each outcome is the same in each repeated trial, and the occurrence of one excludes the occurrence of the other in any trial.
Term
Empirical Probability
Definition
Probability based on observed outcomes
Term
Theoretical Probability
Definition
Probability based on equally likely outcomes
Term
Mutually Exclusive
Definition
Events that have no outcomes in common (i.e. a red club)
Term
Factorial
Definition
The result of multiplying descending natural numbers (i.e. 5x4x3x2x1) Symbol: !
Term
Permutation
Definition
A set of objects which position (or order) matters (A, B, C, D is not the same outcome as B, C, A, D)
Term
Combination
Definition
A set of objects in which position does not matter (1, 2, 3, 4 is the same outcome as 4, 2, 1, 3)
Term
Outcome
Definition
A possible result
Term
Sample Space
Definition
The set of all possible outcomes
Term
Event
Definition
A subset of the sample space
Term
Dependent Event
Definition
An outcome that is affected by a previous outcome
Term
Independent Event
Definition
An outcome that is not affected by a previous outcome
Term
Fundamental Counting Principle
Definition
Used to find the number of elements in the sample space
Term
Normal Curve
Definition
A symmetrical bell-shaped curve that represents the distribution of values, frequencies, or probabilities of a set of data
Term
Normal Distribution
Definition
A set of data that can be represented by a normal curve
Term
Z-Score
Definition
How many standard deviations a given data value, x, is from the mean
Term
Quartile
Definition
Separate a dataset into four equal parts.
Term
5-Number Summary
Definition
Min, Q1, Median, Q3, Max
Term
Percentile
Definition
Tells what percent of the total number of data values lie at or below a given measure
Term
Range
Definition
The difference between the max and min data values
Term
Interquartile Range (IQR)
Definition
The difference between the first and third quartile values. (Q3-Q1)
Term
Outlier
Definition
A data value that is greater that the upper quartile plus 1.5 times the IQR or less than the lower quartile minus 1.5 the IQR
Term
Standard Deviation
Definition
The average amount by which individual data items in a data set differ from the arithmetic mean of all the data in a set
Term
Varince
Definition
A statistical measure that tells us how measured data vary from the average value of the set of data.
Term
Mean
Definition
The average of a set of data
Term
Mode
Definition
The value that appears most often in a list of data
Term
Median
Definition
The value in the middle of a list of data when values are arranged in order
Term
Frequency Table
Definition
A table that displays the number of times each value or group of values occurs in a dataset
Term
Listogram
Definition
A bar graph that shows the frequency of datasets
Term
Controlled Study
Definition
A structured study that consists of two groups: on that maked use of the subject of the study, and a control group that does not
Term
Observational Study
Definition
A type of study in which individuals are observed or certain outcomes are measured. No attempt is made to affect the outcome (for example, no treatment is given)
Term
Population
Definition
The whole set of objects that are of interest in a study
Term
Sample
Definition
A subset of the population
Term
Univariate Data
Definition
Values collected from a single variable
Term
Bivariate Data
Definition
Values collected from two different variables
Term
Bias
Definition
An influence that affects the reliability of a statistical measurement in some way
Term
Qualitative
Definition
Descriptive data
Term
Quantitative
Definition
Numerical data
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