#### Study sets matching "statistics chapter 1"

#### Study sets matching "statistics chapter 1"

Statistics

Population

Sample

Statistic

The science of collecting, organizing, analyzing, and interpr…

The collection of all outcomes, responses, measurments, or co…

A subset, or part, of a population.

A numerical description of a sample chacharacgeris.

Statistics

The science of collecting, organizing, analyzing, and interpr…

Population

The collection of all outcomes, responses, measurments, or co…

Statistics

variable

data

random variables

the science of conducting studies to collect, organize, summa…

a characteristic or attribute that can assume different values

values (measurements or observations) that the variable can a…

variables whose values are determined by chance

Statistics

the science of conducting studies to collect, organize, summa…

variable

a characteristic or attribute that can assume different values

Hawthorn Effect

Placebo Effect

Telephone, Mail, In person, Observation

Random

People act differently if they suspect they are being observed.

If we think something is going to happen, we believe it.

Survey Methods

random selection of people.

Hawthorn Effect

People act differently if they suspect they are being observed.

Placebo Effect

If we think something is going to happen, we believe it.

Statistics

Major Steps in Stats

Observational Study

Experimental Study

Analyzes data, studies the probability of an outcome and help…

1. Design of experiment (research question)... 2. Data Collectio…

No controllable treatments are applied (only observed)

Treatments are applied to experimental units (and then the ef…

Statistics

Analyzes data, studies the probability of an outcome and help…

Major Steps in Stats

1. Design of experiment (research question)... 2. Data Collectio…

Data

Statistics

Population

Sample

Information coming from observations, counts, measurements, o…

The science of collecting, organizing, analyzing, and interpr…

The collection of all outcomes, responses, measurements, or c…

A subset of a population.

Data

Information coming from observations, counts, measurements, o…

Statistics

The science of collecting, organizing, analyzing, and interpr…

Data

population

census

sample

collections of observations

the complete set of people or things that are being studied.…

the collection of data from every member of the population. T…

a subset of the population. We use samples to estimate the re…

Data

collections of observations

population

the complete set of people or things that are being studied.…

Statistics

Population

Sample

Parameter

Science of collecting, organizing, analyzing, and interpretin…

Collection of all outcomes, responses measurements, or counts…

Subset, or part, of a population.

Numerical description of a population characteristic.

Statistics

Science of collecting, organizing, analyzing, and interpretin…

Population

Collection of all outcomes, responses measurements, or counts…

continuous variable

descriptive variable

discrete variable

element

take on any value within a finite or infinite interval

methods for summarizing and organizing the information in a d…

values are distinct and separate; take either a finite or a c…

specific entity about which information is collected

continuous variable

take on any value within a finite or infinite interval

descriptive variable

methods for summarizing and organizing the information in a d…

statistics

descriptive statistics

inferential statistics

population

A group of methods used to collect, analyze, present, and int…

Consists of methods for organizing, displaying, and describin…

Collection of methods that help make decisions about a popula…

The collection of all elements whose characteristics are bein…

statistics

A group of methods used to collect, analyze, present, and int…

descriptive statistics

Consists of methods for organizing, displaying, and describin…

Statistics

Population

A statistic

Parameter

The science of conducting studies to collect, organize, sumar…

All the members of the group that you are studying

Something factual that describes the sample

Something factual that describes the population

Statistics

The science of conducting studies to collect, organize, sumar…

Population

All the members of the group that you are studying

Statistics

data

lurking variables

population

science of collecting, organizing, summarizing, and analyzing…

facts or propositions used to draw conclusions

influencing variable that affects other variables

group studied

Statistics

science of collecting, organizing, summarizing, and analyzing…

data

facts or propositions used to draw conclusions

Population

Sample

Observational Study

Experiment

The entire collection of individuals or objects that you want…

Part of the population selected for the study.

Investigators observe subjects and measure variables of inter…

Investigators apply the treatments to experimental units (peo…

Population

The entire collection of individuals or objects that you want…

Sample

Part of the population selected for the study.

The 1.5 x IQR Rule for Outliers

Association

Back-to-back stemplot

Bar graph

Call an observation an outlier if it falls more than 1.5 x IQ…

Occurs between two variables if specific values of one variab…

Used to compare the distribution of a quantitative variable f…

Used to display the distribution of a categorical variable or…

The 1.5 x IQR Rule for Outliers

Call an observation an outlier if it falls more than 1.5 x IQ…

Association

Occurs between two variables if specific values of one variab…

statistics

population

sample

descriptive

___ is the science of collecting, organizing, summarizing, an…

The entire group of individuals to be studied is called the _…

A ___ is a subset of the population that is being studied.

___ statistics deals with the organization and summarization…

statistics

___ is the science of collecting, organizing, summarizing, an…

population

The entire group of individuals to be studied is called the _…

OGIVE graph is for

OGIVE graph components

Group frequency distribution categories

Quantitative variable

Cumulative frequency or cumulative relative -> %'s frequency…

Title, Vertical scale with either cumulative frequencies or c…

Class, boundaries, tally, class mark, frequency, relative fre…

Arithmetic operations are meaningful

OGIVE graph is for

Cumulative frequency or cumulative relative -> %'s frequency…

OGIVE graph components

Title, Vertical scale with either cumulative frequencies or c…

Data

Statistics

Two kinds of data sets

Population data set

Consists of information coming from observations, counts, mea…

The science of collecting, organizing, analyzing, and interpr…

Populations and samples

Collection of all outcomes

Data

Consists of information coming from observations, counts, mea…

Statistics

The science of collecting, organizing, analyzing, and interpr…

Statistics

Population

Variable

Data

Science of gathering analyzing and describing data. the actua…

A particular group of interest

A value or characteristic that changes among members of the p…

counts, data, measurements, or observations gathered about a…

Statistics

Science of gathering analyzing and describing data. the actua…

Population

A particular group of interest

Statistics

Descriptive Statistics

Inferential Statistics

Population

the art of collecting, organizing, summarizing, and describin…

collecting data, organizing data, summarizing data, and descr…

drawing conclusions about the data

the complete set of units we are studying; may be people, ani…

Statistics

the art of collecting, organizing, summarizing, and describin…

Descriptive Statistics

collecting data, organizing data, summarizing data, and descr…

Individuals

Variable

To better understand the date. When yo…

Categorical Variable

are objects described by a set of data. Individuals may be pe…

is any characteristics of an individual. A variable can take…

1)

**Who**are the individuals described by the data? How many…places an individual into one of several groups or categories…

Individuals

are objects described by a set of data. Individuals may be pe…

Variable

is any characteristics of an individual. A variable can take…

Statistics

Individuals

Variable

Quantitative variable

is the study of how to collect, organize, analyze, and interp…

are the people or objects included in the study.

is a characteristic of the individual to be measured or obser…

has a value or numerical measurement for which operations suc…

Statistics

is the study of how to collect, organize, analyze, and interp…

Individuals

are the people or objects included in the study.

Statistics

Population

Sample

Quantitative Data

The method of collecting, analyzing, displaying and interpret…

The collection of all elements to be studied

A subset of elements of the population

Numerical data:... -Discrete: Has gaps; is countable and may be…

Statistics

The method of collecting, analyzing, displaying and interpret…

Population

The collection of all elements to be studied

Variables

Categorical Variable

Quantitative Variable

Frequency Table

Characteristic of an individual

Places individual into a category

Takes numerical values for which it makes sense to find an av…

Table of counts

Variables

Characteristic of an individual

Categorical Variable

Places individual into a category

statistics

population

sample

descriptive

___ is the science of collecting, organizing, summarizing, an…

The entire group of individuals to be studied is called the _…

A ___ is a subset of the population that is being studied.

___ statistics deals with the organization and summarization…

statistics

___ is the science of collecting, organizing, summarizing, an…

population

The entire group of individuals to be studied is called the _…