# Study sets matching "psych chapter 9 experimental"

positive correlation

negative correlation

Pearson's r

scatterplot

A relationship between variables X and Y such that a high scor…

A relationship between variables X and Y such that a high scor…

Measure of the size of a correlation between two variables; ra…

A graph depicting the relationship shown by a correlation.

positive correlation

A relationship between variables X and Y such that a high scor…

negative correlation

A relationship between variables X and Y such that a high scor…

Chi-square Test of Independence

Confound

Empty Control Group

Exploratory Analysis

A statistical test used when all variables are categorical. Th…

A variable that varies along with the independent variable.

A group of participants who complete the dependent measure wit…

Any statistical test that is not planned before the experiment…

Chi-square Test of Independence

A statistical test used when all variables are categorical. Th…

Confound

A variable that varies along with the independent variable.

Between-subjects designs

Carryover effects

Concurrent-measures design

Conditions

an experimental design in which different groups of participan…

a threat to internal validity that occurs when being exposed t…

an experiment using a within-groups design in which participan…

one of the levels of the independent variable in an experiment…

Between-subjects designs

an experimental design in which different groups of participan…

Carryover effects

a threat to internal validity that occurs when being exposed t…

Internal Validity

Extraneous Variables

MRS SMITH

Maturation

establishing that the manipulation of the IV caused the change…

any other variable than IV

Maturation... Regression to the Mean... Selection of Subjects... select…

natural biological pr developmental changes that occur inside…

Internal Validity

establishing that the manipulation of the IV caused the change…

Extraneous Variables

any other variable than IV

Behavioral measure

ceiling effect

confederate

demand characteristics

direct observations of behaviors

failure of a measure to detect a difference because it was too…

a person posing as a participant in an experiment who is actua…

cues that inform the subject how he or she is expected to beha…

Behavioral measure

direct observations of behaviors

ceiling effect

failure of a measure to detect a difference because it was too…

beta weights

Chi Square (X^2) Statistic

Coefficient of Determination (r^2)

Common-causal variables

see regression coefficients: Statistics that indicate the rela…

A statistic used to assess the relationship between two nomina…

The proportion of variance accounted for by the correlation co…

In a correlational research design, variables that are not par…

beta weights

see regression coefficients: Statistics that indicate the rela…

Chi Square (X^2) Statistic

A statistic used to assess the relationship between two nomina…

.c. statistics

a. Descriptive; inferential

c. a measure of central tendency.

d. measurement.

241. The branch of mathematics that involves the collection, a…

242. ___________ statistics summarize numbers and ____________…

243. Ethan wants to determine the representative score in his…

244. The assignment of symbols to events according to a set of…

.c. statistics

241. The branch of mathematics that involves the collection, a…

a. Descriptive; inferential

242. ___________ statistics summarize numbers and ____________…

Attrition (p.199)

Between-groups variance (p.194)

Between-subjects or between-groups desi…

Biased assignment (p.197)

The loss of participants during a study.

The proportion of the total variance in a set of scores that r…

An experimental design in which each participant serves in onl…

A threat to internal validity that occurs when participants ar…

Attrition (p.199)

The loss of participants during a study.

Between-groups variance (p.194)

The proportion of the total variance in a set of scores that r…

Explain how creating an experiment is a…

Discuss Rosnow and Rosenthal's practica…

How many subjects are recommended per t…

Explain how Cohen's effect size affects…

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Explain how creating an experiment is a…

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Discuss Rosnow and Rosenthal's practica…

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between-subjects design

block randomization

control group

control condition

A design in which different subjects take part in each conditi…

A process of randomization that first creates treatment blocks…

The subjects in a control condition.

A condition in which subjects receive a zero value of the inde…

between-subjects design

A design in which different subjects take part in each conditi…

block randomization

A process of randomization that first creates treatment blocks…

chi square test of independence

confound

empty control group

exploratory analysis

a statistical test used when all variables are categorical. de…

a variable that varies along with the independent variable

a group of participants who complete the dependent measure wit…

a statistical test that is not planned before the experiment b…

chi square test of independence

a statistical test used when all variables are categorical. de…

confound

a variable that varies along with the independent variable

Survey research

Descriptive research question

Predictive research question

Causal research question

a research study that uses the survey observational technique…

a research question that asks about the presence of behavior,…

a research question that asks if one behavior can be predicted…

a research question that asks what causes specific behaviors t…

Survey research

a research study that uses the survey observational technique…

Descriptive research question

a research question that asks about the presence of behavior,…

Between subjects design

Block randomization

Control condition

Control group

A design in which different subjects to take part in each cond…

A process of randomization that first creates treatment blocks…

A condition in which subjects receive a zero value of the inde…

The subjects in a control condition

Between subjects design

A design in which different subjects to take part in each cond…

Block randomization

A process of randomization that first creates treatment blocks…

Between-subjects design

Block randomization

Control condition

Control group

A design in which different subjects take part in each conditi…

A process of randomization that first creates treatment blocks…

A condition in which subjects receive a zero value of the inde…

The subjects in a control condition.

Between-subjects design

A design in which different subjects take part in each conditi…

Block randomization

A process of randomization that first creates treatment blocks…

baseline phase (A)

clinical replication

concurrent multiple-baseline design

cyclical

the period in a single-subject design during which the interve…

used to enhance generalizability of single-subject designs, th…

a series of A-B designs (although A-B-A OR A-B-A-B designs cou…

a baseline phase pattern in a single-subject design reflecting…

baseline phase (A)

the period in a single-subject design during which the interve…

clinical replication

used to enhance generalizability of single-subject designs, th…

how big a difference between Experiment…

-also known as statistical power... -uses…

subjects who receive the I.V. condition…

-provides a "baseline" measure for comp…

effect size

power calculation

experimental group design

control group design

how big a difference between Experiment…

effect size

-also known as statistical power... -uses…

power calculation

Rosenthal Effect

Single Blind Experiment

Demand Characteristics

Good Participant Effect

experimental concluded idea of appropriate responding influenc…

an experiment in which the experimenter is unaware of the trea…

features of the experimenter that inadvertently lead participa…

tendency of participants to behave as they perceive the experi…

Rosenthal Effect

experimental concluded idea of appropriate responding influenc…

Single Blind Experiment

an experiment in which the experimenter is unaware of the trea…

multivariate design

longitudinal design

cross-sectional correlation

autocorrelation

a study designed to test an association involving more than tw…

a study in which the same variables are measured in the same p…

in a longitudinal design, a correlation between two variables…

in a longitudinal design, the correlation of one variable with…

multivariate design

a study designed to test an association involving more than tw…

longitudinal design

a study in which the same variables are measured in the same p…

Between-Subjects Design

Block Randomization

Control condition

Control group

different subjects take part in each condition of the experime…

process of randomization that first creates treatment blocks c…

condition in which subjects receive a zero value of the indepe…

the subjects in the control condition

Between-Subjects Design

different subjects take part in each condition of the experime…

Block Randomization

process of randomization that first creates treatment blocks c…

between-subjects design

block randomization

control condition

control group

a design in which different subjects take part in each conditi…

a process of randomization that first creates treatment blocks…

a condition in which subjects receive a zero value of the inde…

the subjects in a control condition

between-subjects design

a design in which different subjects take part in each conditi…

block randomization

a process of randomization that first creates treatment blocks…

Alternative Hypothesis

Critical Region

Descriptive statistics

Directional hypothesis

A statement that the data came from different populations; the…

Portion in the tail(s) of the distribution of a test statistic…

The standard procedures used to summarize and describe data qu…

A statement that predicts the exact pattern of results that wi…

Alternative Hypothesis

A statement that the data came from different populations; the…

Critical Region

Portion in the tail(s) of the distribution of a test statistic…

Inductive Logic

Deductive Logic

Directional Research Hypothesizes

Nondirectional Research Hypothesis

reasoning that proceeds from specific cases to general conclus…

reasoning that proceeds from general theories to specific cases

prediction of the specific outcome of an experiment

a specific prediction concerning the outcome of an experiment…

Inductive Logic

reasoning that proceeds from specific cases to general conclus…

Deductive Logic

reasoning that proceeds from general theories to specific cases

What is the goal of Scientific Psycholo…

Social Loafing

Diffusion of responsibility

Skepticism

To understand why people think and act as they do.

the phenomenon in which people work less hard in groups due to…

the feeling of responsibility is proportional to the number of…

the philosophical belief that truth of all knowledge is questi…

What is the goal of Scientific Psycholo…

To understand why people think and act as they do.

Social Loafing

the phenomenon in which people work less hard in groups due to…

naturlistic observation

participant observation

observer bias

behavior checklists

Descriptive research method in which the behavior of people or…

Descriptive research method in which the behavior of people is…

Can occur when preconceived ideas held by the researcher affec…

Lists of behaviors with predefined operational definitions tha…

naturlistic observation

Descriptive research method in which the behavior of people or…

participant observation

Descriptive research method in which the behavior of people is…