Psych lab exam 1

Psychology is the scientific study of __________ and __________.

mind and behavior

The __________ method is a process in which scientists have an observation, create a hypothesis, collect data and find conclusions/trends.

scientific

A __________ explains a process.

theory

A __________ is a prediction of what will happen.

hypothesis

The __________ hypothesis proposes a significant relationship or difference between variables in a study.

alternative

A __________ is something that varies from person to person, and from situation to situation.

variable

The __________ variable is what the scientist controls.

independent

The __________ variable is how the thing being controlled reacts.

dependent

A __________ variable is held constant during the experiment and is not allowed to vary.

control

An __________ variable may or may not interfere with an experiment.

extraneous

A __________ variable causes different results due to interference.

confounding

In a __________ subjects design, each participant is only exposed to one experimental condition.

between

In a __________ subjects design, all participants experience every condition of an experiment.

within

The correlation coefficient is represented by the letter __________.

r

A __________ correlation has a positive, upward direction.

positive

A __________ correlation has a negative, downward direction.

negative

A __________ plot allows us to visualize the correlation between two variables.

scatter

__________ happiness is a person's perception of their own happiness and life satisfaction.

Subjective

__________ stress is an individual's subjective experience of stress, or their perception of how demanding and overwhelming their life is.

Perceived

The __________ with life scale measures a person's perception of their own life satisfaction.

satisfaction

The __________ model of memory includes attention, encoding, storage, and retrieval.

multi store

The __________ store is a temporary holding place for incoming sensory information from the five senses.

sensory

The __________ term store is a psychological process that stores and retrieves information for a short period of time.

short

The __________ term store is the brain's ability to store and retrieve information over a long period of time.

long

__________ is the process of taking in information.

Coding

The __________ is the maximum amount of information being taken in.

capacity

__________ duration is the length of time a memory is retained before it is forgotten.

Trace

The __________ of processing involves attention, encoding, storage, and retrieval.

level

__________ time refers to taking in information.

Encoding

The __________ of processing can affect retention of information.

depth

An __________ hypothesis may arise due to confounds (alternative explanation).

alternative

According to the brain lateralization theory, the left side is controlled by the __________ brain, and vice versa.

right

__________ dexterity is the ability to use your hands and fingers to skillfully grasp and manipulate objects.

Manual

__________ dominance refers to the division of brain hemispheres.

Hand

__________ area is associated with language production.

Broca's

__________ area is associated with language processing.

Wernicke's

__________ statistics involve making inferences and predictions about a population based on a sample of data.

Inferential

A __________ test is a type of inferential test of mean difference.

T

__________ theory is the study of the likelihood of an event happening.

Probability

The __________ value is an indicator of statistical significance.

P

A __________ criterion is a standard used to measure a person's or program's success.

decision

Statistical significance indicates whether results are likely due to __________ or chance.

real differences

A high p-value indicates there is a high chance that the two groups are __________.

the same

A low p-value indicates there is a low chance that the two groups are __________.

the same

Effect size is a measure of the __________ of strength of the result.

magnitude

A __________ effect size is 0.

No

A small effect size is represented by __________.

.2

A medium effect size is represented by __________.

.5

A large effect size is greater than __________.

>.8

__________ validity measures if the measure is what it's supposed to be measuring.

Construct

__________ validity examines if the measure predict scores of other related measurements.

Convergent

Different kinds of reliability include test retest reliability, split half reliability, and __________ form validity.

equivalent