# Study sets matching "stats chapter 3 elementary"

Study sets

Diagrams

Classes

Users

Measure of center

What are four different ways to calcula…

Mean

Resistant measure of center

a value at the center or middle of a data set

Mean... Median... Mode ... Midrange

(average) the mean of a set of data is the measure of center f…

can resist substantial changes caused by extreme values. ... mean…

Measure of center

a value at the center or middle of a data set

What are four different ways to calcula…

Mean... Median... Mode ... Midrange

average

measures of central tendency

statistic

parameter

the center of the distribution or the most typical case

measures of average; mean, median, mode, midrange

a characteristic or measure obtained by using data values from…

a characteristic or measure obtained by using all the data val…

average

the center of the distribution or the most typical case

measures of central tendency

measures of average; mean, median, mode, midrange

Measure of Center

Arithmetic Mean (Mean)

Median

Mode

The value at the center or middle of a data set

The measure of center obtained by adding the values and dividi…

The middle value when the original data values are arranged in…

The value that occurs with the greatest frequency

Measure of Center

The value at the center or middle of a data set

Arithmetic Mean (Mean)

The measure of center obtained by adding the values and dividi…

Bi variate Data

Correlation

Input Variable

Least Squares Criterion

The values of two different variables that are obtained from t…

As the input variable increases there is a definite shift in t…

The independent variable

Says that we find constants such that the sums of the least sq…

Bi variate Data

The values of two different variables that are obtained from t…

Correlation

As the input variable increases there is a definite shift in t…

Statistic

Parameter

Traditional Statistics

Measures of Central Tendency (Average)

Characteristic or measure obtained by using the data values fr…

Characteristic or measure obtained by using all the data value…

-Average... -Variation... -Position

Mean, Median, Mode, Midrange, Weighted Mean

Statistic

Characteristic or measure obtained by using the data values fr…

Parameter

Characteristic or measure obtained by using all the data value…

MEASURE OF CENTER

MEAN (arithmetic mean)

DESCRIPTIVE STATISTICS

NOTATION

value at center or middle of a DATA set

measure of center found by... adding DATA values ... dividing the to…

summarize or describe characteristics of DATA

symbols used for equations

MEASURE OF CENTER

value at center or middle of a DATA set

MEAN (arithmetic mean)

measure of center found by... adding DATA values ... dividing the to…

Mean

Median

Mode

Midrange

The average

The middle number, or the average of the middle two numbers wh…

The value that occurs the most (has the highest frequency). I…

The average of the highest and lowest data value.

Mean

The average

Median

The middle number, or the average of the middle two numbers wh…

probability experiment

outcome

sample space

event

an action, or trial, through which specific results (counts, m…

the result of a single trial in a probability experiment

the set of all possible outcomes of a probability experiment

a subset of the sample space; may consist of one or more outco…

probability experiment

an action, or trial, through which specific results (counts, m…

outcome

the result of a single trial in a probability experiment

measure of center

the mean or arithmetic mean

resistant

medium

A value at the center or middle of a data set.

is that of data is the measure of center found by adding all o…

if the presence of extreme values outliers does not cause it t…

of a data set is the measure of center that is middle value wh…

measure of center

A value at the center or middle of a data set.

the mean or arithmetic mean

is that of data is the measure of center found by adding all o…

Frequency Distribution

Lower Class Limit

Upper Class Limit

Class Width

Table that shows classes or intervals of data entries with a c…

Least number that can belong to a class

Greatest number that can belong to a class

Distance between lower and upper limits of a consecutive class…

Frequency Distribution

Table that shows classes or intervals of data entries with a c…

Lower Class Limit

Least number that can belong to a class

measures of average

measures of variation

measures of variation:

measures of position

mean, median, mode and mdirange

measures that determine the spread of the data values

range, variance, standard deviation.

percentiles, deciles and quartiles

measures of average

mean, median, mode and mdirange

measures of variation

measures that determine the spread of the data values

Experiment

Outcomes

Sample space

Tree Diagram

A process that, when performed, results in one and only one of…

These observations are called the outcomes of the experiment.

The collection of all outcomes for an experiment is called a s…

Experiment

A process that, when performed, results in one and only one of…

Outcomes

These observations are called the outcomes of the experiment.

measure of center

Mean

sample size

Median

a value at the center or middle of a data set

- generally the most important of all numerical measurements... u…

number of data values

- is a resistant measure of center... - is the measure of center…

measure of center

a value at the center or middle of a data set

Mean

- generally the most important of all numerical measurements... u…

A probability experiment

an outcome

the sample space

An event

an action, or trial, through which specific results... (counts, m…

The result of a single trial in a probability experiment

The set of all possible outcomes... of a probability experiment

a subset of the sample space. It may consist of one or more ou…

A probability experiment

an action, or trial, through which specific results... (counts, m…

an outcome

The result of a single trial in a probability experiment

bimodal

boxplot

Chebyshev's Theorem

co-efficient of variation

a data set with 2 modes

a graph used to represent a data set when the data set contain…

theorem stating that the proportion of values from a data set…

standard deviation divided by the mean with the result express…

bimodal

a data set with 2 modes

boxplot

a graph used to represent a data set when the data set contain…

bimodal

boxplot

Chebyshev's Theorem

co-efficient of variation

a data set with 2 modes

a graph used to represent a data set when the data set contain…

theorem stating that the proportion of values from a data set…

standard deviation divided by the mean with the result express…

bimodal

a data set with 2 modes

boxplot

a graph used to represent a data set when the data set contain…

Measure of center

What are four different ways to calcula…

Mean

Resistant measure of center

a value at the center or middle of a data set

Mean... Median... Mode ... Midrange

(average) the mean of a set of data is the measure of center f…

can resist substantial changes caused by extreme values. ... mean…

Measure of center

a value at the center or middle of a data set

What are four different ways to calcula…

Mean... Median... Mode ... Midrange

Statistics

Quantitative Discrete

Quantitative Continuous

Parameter

The science of data

Numerical and Listable data

Numerical and Continuous data

A number that is used to represent a population characteristic…

Statistics

The science of data

Quantitative Discrete

Numerical and Listable data

Bar Charts

Pictograms

Pie charts

Dot Diagram

use either vertical or horizontal solid rectangles to represen…

a presentation that utilizes little pictures to represent freq…

a presentation that resembles a pie. They are often used to pr…

a method of listing in which we simply indicate by means of do…

Bar Charts

use either vertical or horizontal solid rectangles to represen…

Pictograms

a presentation that utilizes little pictures to represent freq…

statistic

parameter

measures of central tendency

measures of variation

a characteristic or obtained by using the data values from a s…

a characteristic or measure obtained by using all the data val…

measures of average; mean, median, mode, and midrange

measures that determine the spread of the data values; range,…

statistic

a characteristic or obtained by using the data values from a s…

parameter

a characteristic or measure obtained by using all the data val…

population mean

weighted mean

median

mode

is the arithmetic mean of all the values in a population

is the mean of a data set in which each data value in the set…

is the middle value in an ordered array of data.

is the value in the data set that occurs most frequently.

population mean

is the arithmetic mean of all the values in a population

weighted mean

is the mean of a data set in which each data value in the set…

When speaking of dispersion, we will co…

When speaking of measure of location, w…

What is the difference between a parame…

What is the difference between a Popula…

Range, Mean Deviation, Variance, Standard Deviation

Arithmetic Mean, Weighted Mean, Median, Mode, Geometric Mean

Parameter is a population constant, whereas a statistic is a s…

Population parameter is fixed, often assumed unknown, whereas…

When speaking of dispersion, we will co…

Range, Mean Deviation, Variance, Standard Deviation

When speaking of measure of location, w…

Arithmetic Mean, Weighted Mean, Median, Mode, Geometric Mean

Arithmetic Mean

μ

x̅

Median

A variable that is computed by adding all the values of the va…

Population arithmetic mean; computed using all the individuals…

Sample arithmetic mean; computed using sample data. This is a…

The value that lies in the middle of the data when arranged in…

Arithmetic Mean

A variable that is computed by adding all the values of the va…

μ

Population arithmetic mean; computed using all the individuals…

Statistical Significance versus Practic…

Source of data: In concluding a statist…

Voluntary Response Sample:What is a vol…

Correlation and Causation: What is mean…

(A)Statistical significance is indicated when methods of stati…

(A) It's important to determine if the source of the data woul…

(A) A voluntary response sample is a sample in which the subje…

(A) Correlation is an association between two variables. For e…

Statistical Significance versus Practic…

(A)Statistical significance is indicated when methods of stati…

Source of data: In concluding a statist…

(A) It's important to determine if the source of the data woul…

Center

Variation

Distribution

Outliers

A representative value that indicates where the middle of the…

A measure of the amount that the data values vary

The nature or shape of the spread of data over the range of va…

Sample values that lie very far away from the vast majority of…

Center

A representative value that indicates where the middle of the…

Variation

A measure of the amount that the data values vary