- Type
- Crossword Puzzle

Sampling when every 8th person is selected Systematic

A part of the group of interest Sample

The process of gathering data from the entire population Census

The process of gathering data from part of the population Survey

A parameter is data that describes a ____ Population

Data that is gathered from a survey Statistic

The bias that occurs when people choose to participate in a survey Voluntary Response

Bias that occurs when you choose your friends as a sample Convenience

Bias when not enough people answer your survey Undercoverage

Bias that occurs when your opinion is given in the questions Wording

Bias when people lie answering questions Untruthful Answers

Sample selection when every person has the same chance of being selected SRS

Sampling when the population is divided into groups. A few groups are randomly selected and everyone in those groups is surveyed. Cluster

Sampling when the population is divided into groups. A few people from each group are randomly selected Stratified

- Type
- Crossword Puzzle

numbers that can be averaged quantitative

variables that consist of names or labels categorical

choose to deduce a choice from data inferential

data that is countable discrete

data that is measured contentious

ignored or rejected to respond to survey Non-response

people missed or can't participate in survey under-coverage

survey done by random chocies SRS

easiest way to group people for survey Convince

break population into sections and pick all from some Cluster

doesn't persuade or influence survey only watches observational

A question that persuades your opinion Loaded question

Survey that has added a variable experimental

Soda that is only sold in U.S and Haiti Mountain Dew

Man's Best Friend Dog

coughs up hair balls Cat

- Type
- Crossword Puzzle

researchers have no influence observational

researchers deliberately impose a treatment experimental

an explanatory variable in an experiment factor

a specific experimental condition that is imposed on the subjects treatment

a group of units that are similar in some way that may affect their response block

always as two treatments, two ways to design matched pairs

entire group of interest population

a subset of the population that we measure sample

biased and are not representative of any larger group voluntary response

population is divided by a similar characteristic stratified

all samples are equally likely to be chosen simple random sample

every kth individual in the population is selected systematic

population is divided into groups (think apartment complex) cluster

list of population members from which we chose our sample sampling frame

certain members, who may have a different opinion of a population are not included undercoverage

bias occuring from the way samples are selected sampling bias

when a large portion of the sample either cannot be contacted or choose not to respond non-response bias

when people lie when giving answers on a survey response bias

questions are worded in a way to get them to give you the answers you want deliberate bias

occurs when questions are not clear or could easily be misinterpretted unintentional bias

- Type
- Crossword Puzzle

Some from all Stratified

Numbers and things that go into a category Categorical

All form some Cluster

A survey using a system Systematic

Smaller group from the survey Sample

All the data that you can see Descriptive

The people that were missed by your means of survey Undercoverage

The worst kind of survey Convenience

A study using the sample Surveys

The entire group Population

Simple Random Survey SRS

Can do meaningful math Quantitative

Assume, deduce, decide Inferential

A study using the entire population Census

Favritism Bias

- Type
- Crossword Puzzle

It can be assumed that it is present, but it cannot be seen or measured directly. construct

An educated guess. hypothesis

In order for a study to be conformed, it must be _______________. replicated

Gathering information by asking people a series of questions. survey

________________________ is the whole group you want to study or describe. target population

When researchers conduct any type of study, they must consider what group or groups of people they wish to examine and how respondents will be selected. sample

Individuals are selected by chance from the target population. random sample

In a ___________ ___________, subgroups in the population are represented proportionally. stratified sample

______________or predisposition to a certain point of view. bias

A ______________ ______ often have different outlook from people who do not volunteer for research studies. volunteer bias

An in-depth investigation of an individual or a small group. case study

Researchers select a group of participants then observe those participants over a long period of time. longitudinal method

In the _____________ _____________ _________, instead of following a set of individuals over a number of years, they select a sample that includes people of different ages. cross section method

____________ observation is when researchers observes individuals interacting with other individuals of the same age. naturalistic

____________ observation is any place that provides the opportunity for observation or experimentation. laboratory

The measure of how closely one thing is related to the other. correlation

- Type
- Crossword Puzzle

Group of people with certain specific characteristics Population

A group of people who represent a larger population Sample

A sample that accurately reflects the characteristics Representative sample

A written set of questions to be answered by a research participant Questionnaire

A survey method in which a trained researcher ask questions and record the answers Interview

Research method in which people respond to questions Survey

Facts or statistics Data

Questions a person must answer by choosing from a limited, set of responses Closed ended questions

Questions a person is to answer in his or her own words Open ended questions

Intensive study of a single group Case study

Research that takes place in a natural setting Field research

Using precollected information for data collection and research purposes Secondary analysis

The belief that events occur in predictable ways Causation

A characteristic that is subject to change Variable

A characteristic that can be measured numerically Quantitative variable

- Type
- Crossword Puzzle

The process of gathering, recording, analyzing, and reporting info. regarding customers or potential customers Market Research

Facts discovered in the market research process Data

Facts collected for the first time for the problem under study Primary Data

A series of questions asked to a select and representative group of people to obtain quantitative data Survey

An information-gathering technique that involves watching people by using other people or by using a camera Observation

A small group of 8-15 people who provide qualitative data through their opinions about a business, its product, or other issues under the direction of a discussion leader Focus Group

The number of people questioned for a survey Sample Size

Facts that have been collected previously for a purpose other than the problem being studied Secondary Data

Research that is used to discover consumer info whose validity can then be assessed with quantitative research questions Qualitative Research

Research often used to answer questions about quantities and amounts using a large sample of consumers Quantitative Research

- Type
- Crossword Puzzle

x variable (2 words) explanatoryvariable

y variable (2 words) response variable

all the explanatory variables factors

the choices you have for each factor levels

the combinations you will test treatments

used for comparison (can get no treatment or old treatment (2 words) controlgroup

scientists only observe, no treatment is imposed (2 words) observationalstudy

when a study systematically favors one outcome over another bias

when subjects voluntarily choose to be in the sample (3 words) voluntaryresponse

some groups of people are ignored undercoverage

some subjects that are chosen do not answer (3 words) nonresponse

when subjects give incorrect answers because they forgot or are lying (2 words) responsebias

a type of sampling that gives every individual and every group of size n an equal chance of being chosen simplerandomsample

when you select some subjects from each subgroup stratified

when you select whoever you run into to be in the sample convenience

choosing every nth person systematic

the subject nor the person handing out the treatments know if the subjects are getting the treatment or placebo doubleblindexperiment

a special case of block design in which each block consists of only 2 subjects (3 words) matchedpairdesign

- Type
- Crossword Puzzle

Facts and statistics collected together for reference or analysis Data

Practice or science of collecting and analyzing numerical data in large quantities Statistics

The entire pool from which a statistical sample is drawn Population

Official count or survey of a population Census

A small part or quantity intended to show what the whole is like Sample

A numerical or other measurable factor forming one of a set that defines a system or sets the conditions of its operation Parameter

A fact or piece of data from a study of a large quantity of numerical data Statistic

Data expressing a certain quantity, amount or range Quantitative Data

Is typically descriptive data and as such is harder to analyze than Quantitative data Qualitative Data

Results from either a finite number of possible values or a countable number Discrete

Results from infinitely many possible values that can be on a continuous scale without gaps or interruptions Continuous

Level if measurement of data; characterizes data that consists of names, labels ,or categories only. Nominal

Characterizes data that may be arranged in order, but differences between data values either cannot be determined or are meaningless Ordinal

Characterizes data that can be arranged in order, but differences between data values are meaningful Interval

Characterizes data that can be arranged in order, for which differences between data values are meaningful, and there is an inherent zero starting point. Ratio

Study in which we observe and measure specific characteristics, but dont attempt to manipulate or modify the subjects being studied Observational Study

Study in which data are observed, measured, and collected at one point in time Cross Sectional Study

Longitudinal cohort study that follows over time a group of similar individuals who differ with respect to certain factors under study, to determinehow these factors affect rates of certain outcome Prospective Study

Studies a cohort of individuals that share a common exposure factor to determine its influence Retrospective Study

a variable in a statistical model that correlates (directly or inversely) with both the dependent variable and an independent variable. Confounding

The practice of keeping patients in the dark as to whether they are receiving a placebo or not. Blinding

noun: placebo effect; plural noun: placebo effects a beneficial effect, produced by a placebo drug or treatment, that cannot be attributed to the properties of the placebo itself, and must therefore be due to the patient's belief in that treatment. Placebo Effect

denoting a test or trial, especially of a drug, in which any information that may influence the behavior of the tester or the subject is withheld until after the test. Double Blind

With a randomized block design, the experimenter divides subjects into subgroups called blocks, such that the variability within blocks is less than the variability between blocks. Then, subjects within each block are randomly assigned to treatment conditions. Blocks

the repetition of an experimental condition so that the variability associated with the phenomenon can be estimated. Replication

type of probability sampling method in which sample members from a larger population are selected according to a random starting point and a fixed periodic interval. Systematic Sampling

One of the non-probability sampling methods Convenience Sampling

Type of sampling method where the researcher divides the population into seperate groups, called strata Stratified Sampling

sampling technique used when "natural" but relatively heterogeneous groupings are evident in a statistical population Cluster Sampling

the error caused by observing a sample instead of the whole population Sampling Error

the deviations of estimates from their true values that are not a function of the sample chosen, including various systematic errors and random errors that are not due to sampling. Nonsampling Error

a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected Random Sample

subset of a statistical population in which each member of the subset has an equal probability of being chosen. Simple Random Sample

Subjects that are very carefully chosen Rigorously Controlled Design

subjects are put into blocks through a process of random selection Completely Randomized Design

- Type
- Crossword Puzzle

Things you can physically see and count, a description Descriptive

To make a decision or inference Inferential

an entire group of an area Population

Smaller group pulled from a population Sample

Worldwide and takes 10 years to process data Census

Numerical, you can perform meaningful math Quantitative

To put into categories Categorical

The data is countable Discrete

Data is only measurable with an instrument Continuous

To simply watch and collect data Observational

To add treatment Experimental

To favor a certain side bias

To choose not to answer a survey nonresponse

To be missed by the method of survey undercoverage

Best method of survey SRS

Method of survey that has a system to choose subjects Systematic

All from some Cluster

Some from all Stratified

Easiest and worst method of survey Convenience

A question that persuades your opinion Loaded Question

A factor that may be effecting data results Confounding

To act differently when someone is being watched Hawthorne Effect

- Type
- Crossword Puzzle

the entire set of items from which data can be selected Population

divide an ordered data set into 4 equal parts Quartiles

a numerical description of a sample characteristic Statistic

information about a product or process, usually in numerical order Data

score that occurs most often Mode

middle score when listed in numerical order Median

average Mean

a subset, or portion, of the population. Sample

the square root of variance Standard Deviation

a census occurs when everyone in the population is contacted Census

a mistake causing results that are not representative of the population Bias

have a finite number of distinct values or counts DiscreteRandom

consists of attributes, labels, or non-numerical entries Qualitative Data

consist of numerical measurements or count Quantitative Data

the difference between the greatest data element and the least data element Range

data that are far away from most of the data points Outliers

the fact that the value of a statistic varies in repeated random sampling Sampling Variability

a symmetric distribution can be divided at the center so that each half is a mirror image of the other Symmetry

he average of the squares of the deviations of the observations from their mean Variance