#### Study sets matching "ap statistics math"

#### Study sets matching "ap statistics math"

How do you check if there is outliers?

If a graph is skewed, should we calcula…

If a graph is roughly symmetrical, shou…

What is in the five number summary?

calculate IQR; anything above Q3+1.5(IQR) or below Q1-1.5(IQR)…

median; it is resistant to skews and outliers

mean; generally is more accurate if the data has no outliers

Minimum, Q1, Median, Q3, Maximum

How do you check if there is outliers?

calculate IQR; anything above Q3+1.5(IQR) or below Q1-1.5(IQR)…

If a graph is skewed, should we calcula…

median; it is resistant to skews and outliers

5 number summary

z score

standard deviation

population

The minumum value, lower quartile, median, upper quartile, and…

a measure of how many standard deviations you are away from th…

A statistical measure of how far away each value is, on averag…

(statistics) the entire aggregation of items from which sample…

5 number summary

The minumum value, lower quartile, median, upper quartile, and…

z score

a measure of how many standard deviations you are away from th…

5 number summary

z score

standard deviation

population

The minumum value, lower quartile, median, upper quartile, and…

a measure of how many standard deviations you are away from th…

A statistical measure of how far away each value is, on averag…

(statistics) the entire aggregation of items from which sample…

5 number summary

The minumum value, lower quartile, median, upper quartile, and…

z score

a measure of how many standard deviations you are away from th…

context

data

data table

case

ideally tells who was measured, what was measured, how the dat…

systematically recorded information, whether numbers or labels…

an arrangement of data in which each row represents a case and…

an individual about whom or which we have data

context

ideally tells who was measured, what was measured, how the dat…

data

systematically recorded information, whether numbers or labels…

context

data

data table

variable

ideally tells who was measured, what was measured, how the dat…

systematically recorded information, whether numbers or labels…

an arrangement of data in which each row represents a case and…

holds information about the same characteristic for many cases

context

ideally tells who was measured, what was measured, how the dat…

data

systematically recorded information, whether numbers or labels…

5 number summary

z score

standard deviation

population

The minumum value, lower quartile, median, upper quartile, and…

a measure of how many standard deviations you are away from th…

A statistical measure of how far away each value is, on averag…

(statistics) the entire aggregation of items from which sample…

5 number summary

The minumum value, lower quartile, median, upper quartile, and…

z score

a measure of how many standard deviations you are away from th…

5 number summary

z score

standard deviation

population

The minumum value, lower quartile, median, upper quartile, and…

a measure of how many standard deviations you are away from th…

A statistical measure of how far away each value is, on averag…

(statistics) the entire aggregation of items from which sample…

5 number summary

The minumum value, lower quartile, median, upper quartile, and…

z score

a measure of how many standard deviations you are away from th…

context

data

data table

variable

ideally tells who was measured, what was measured, how the dat…

systematically recorded information, whether numbers or labels…

an arrangement of data in which each row represents a case and…

holds information about the same characteristic for many cases

context

ideally tells who was measured, what was measured, how the dat…

data

systematically recorded information, whether numbers or labels…

categorical data

continuous data

data

data collection

Data are categorical if they are in the form of names or label…

Measured data that can be whole numbers, fractions, or decimal…

The plural form of the word datum. A collection of pieces of i…

Gathering information for selected population members through…

categorical data

Data are categorical if they are in the form of names or label…

continuous data

Measured data that can be whole numbers, fractions, or decimal…

Statistical Significance

Non-Response Bias

P-Value

Empirical Rule

An observed effect too large to attribute plausibly to chance.

Bias introduced to a sample when a large fraction of those sam…

found by substituting the x-value in the regression equation;…

A statistical rule stating that for a normal distribution, alm…

Statistical Significance

An observed effect too large to attribute plausibly to chance.

Non-Response Bias

Bias introduced to a sample when a large fraction of those sam…

Symmetric

Parameter

Statistic

Median

data on which both sides are fairly the same shape and size. "…

value of a population (typically unknown)

a calculated value about a population from a sample(s).

the middle point of the data (50th percentile) when the data i…

Symmetric

data on which both sides are fairly the same shape and size. "…

Parameter

value of a population (typically unknown)

5 number summary

z score

standard deviation

population

The minumum value, lower quartile, median, upper quartile, and…

a measure of how many standard deviations you are away from th…

A statistical measure of how far away each value is, on averag…

(statistics) the entire aggregation of items from which sample…

5 number summary

The minumum value, lower quartile, median, upper quartile, and…

z score

a measure of how many standard deviations you are away from th…

Individuals

Variable

Categorical Variable

Quantitative Variables

The objects described by a set of data. Can be people, animals…

Any characteristic of an individual.

Type of variable that places an individual into one of several…

Type of variable that takes numerical values for which it make…

Individuals

The objects described by a set of data. Can be people, animals…

Variable

Any characteristic of an individual.

mean

mode

median

range

add all of the numbers up and divide by how many numbers there…

most frequent number in a set of numbers

the middle number in an ordered set of numbers

subtract the lowest number from the highest number

mean

add all of the numbers up and divide by how many numbers there…

mode

most frequent number in a set of numbers

Median

Mean

Mode

Quartile 1

The middle value when a data set is ordered from least to grea…

The average of a data set. It is found by adding all the numbe…

The most occuring value in a data set

The median of the lower half of data

Median

The middle value when a data set is ordered from least to grea…

Mean

The average of a data set. It is found by adding all the numbe…

Conditions for Bernoulli Trials

Geometric probability model

Mean & Standard Deviation of Geometic m…

Binomial probability model

1. There are two possible outcomes (success and failure).... 2. t…

- Tells us the probability for a random variable that counts t…

Mean = 1/p... SD = sqrt(q)/p

- Tells us the probabilty for a random variable that counts th…

Conditions for Bernoulli Trials

1. There are two possible outcomes (success and failure).... 2. t…

Geometric probability model

- Tells us the probability for a random variable that counts t…

How do you check if there is outliers?

If a graph is skewed, should we calcula…

If a graph is roughly symmetrical, shou…

What is in the five number summary?

calculate IQR; anything above Q3+1.5(IQR) or below Q1-1.5(IQR)…

median; it is resistant to skews and outliers

mean; generally is more accurate if the data has no outliers

Minimum, Q1, Median, Q3, Maximum

How do you check if there is outliers?

calculate IQR; anything above Q3+1.5(IQR) or below Q1-1.5(IQR)…

If a graph is skewed, should we calcula…

median; it is resistant to skews and outliers

Parameter

Statistic

Convenience Sample

Voluntary Response Sample

A calculation made from population data

A calculation made from sample data

Uses subjects that are readily available (no randomization)

Subjects choose to be part of the sample (no randomization)

Parameter

A calculation made from population data

Statistic

A calculation made from sample data

Parameter

Statistic

Convenience Sample

Voluntary Response Sample

A calculation made from population data

A calculation made from sample data

Uses subjects that are readily available (no randomization)

Subjects choose to be part of the sample (no randomization)

Parameter

A calculation made from population data

Statistic

A calculation made from sample data

Statistical Significance

Non-Response Bias

P-Value

Empirical Rule

An observed effect too large to attribute plausibly to chance.

Bias introduced to a sample when a large fraction of those sam…

found by substituting the x-value in the regression equation;…

A statistical rule stating that for a normal distribution, alm…

Statistical Significance

An observed effect too large to attribute plausibly to chance.

Non-Response Bias

Bias introduced to a sample when a large fraction of those sam…

Mean

IQR

Standard Deviation

Measures of Position

Sum of observations/Number of Observations

Q3-Q1... Resistant to outliers

Common measure of spread. How far each observation is from the…

Percentiles: Percentile tells us a data point's position relat…

Mean

Sum of observations/Number of Observations

IQR

Q3-Q1... Resistant to outliers

Bar graph

Box and whiskers plot (Box plot)

Cluster

Frequency table

A graph drawn using horizontal or vertical bars to indicate ho…

A diagram that summarizes data using the median, the upper and…

Data that is grouped closely together

a table that lists each item in a data set with the number of…

Bar graph

A graph drawn using horizontal or vertical bars to indicate ho…

Box and whiskers plot (Box plot)

A diagram that summarizes data using the median, the upper and…

Random

Independent

Sample Space

With replacement the denominator is...

Individual outcomes are uncertain, however there is a regular…

The outcome of one trial does not influence/effect the outcome…

The set of all possible outcomes. Can be presented as a list o…

Constant

Random

Individual outcomes are uncertain, however there is a regular…

Independent

The outcome of one trial does not influence/effect the outcome…