PSYCH 350 Exam– Questions & Accurate Solutions
Interaction ✔️Ans - when the effect of one independent variable depends
on the level of another
Main effect ✔️Ans - the statistical relationship between one independent
variable and a dependent variable
____ is to discrete variable as _____ is to continuous variable ✔️Ans - eye
color, age
Perfect correlation example? ✔️Ans - Left foot, right foot size
When measuring something such as friendliness, a ------ is a good way to
demonstrate reliability ✔️Ans - test, retest
Making the least amount of assumptions or the simplest argument is
known as ----- ✔️Ans - parsimony
What type of statistic can be used to compare scores for two entirely
different tests? ✔️Ans - z-score
The extent to which different observers are consistent in their
judgements ... ✔️Ans - Interrater reliability
Be able to do mean median mode and range ✔️Ans - ^
What is a prediction based on a theory? ✔️Ans - Hypothesis
Ordinal Variable ✔️Ans - A rank of individuals (like 1st, 2nd, 3rd)
What's the Belmont Report? ✔️Ans - A report recognizing that all groups
in experiments should be treated equally, by spreading risks and rewards
over each group fairly. (Justice, beneficence, and respect for persons)
physiological responses ✔️Ans - things like heart beat, pupil dilation,
things your body does
, Putting a variable in terms of how it will be measured is called what?
✔️Ans - Operationalizing
Face Validity ✔️Ans - Does the question look like it should measure the
correct construct?
Which type of validity focuses on the measure's correlation with other
variables that you would expect them to be correlated with? ✔️Ans -
Criterion Validity
Folk psychology ✔️Ans - people's beliefs about human behavior that are
usually incorrect
What does it mean to be falsifiable? ✔️Ans - It is able to be disproven
When researchers use multiple studies or multiple operational definitions
of a construct, that all come to the same conclusion, what is this called?
✔️Ans - Converging evidence
Which level of measurement requires a true zero-point? ✔️Ans - Ratio
How are variance and standard deviation related? ✔️Ans - St. Dev. is the
square root of the variance
When weighing the risks and benefits, they are looking at what aspect of
the belmont report? ✔️Ans - Beneficence
Systematic Empiricism ? ✔️Ans - Learning based on planning, making
recording and analyzing observations
What is split-half correlation? ✔️Ans - Splitting up the data into two
groups and finding the score for each, then comparing them
Phenomenon ✔️Ans - an event or general result. (an answer)
Theory ✔️Ans - is an explanation of the event in a phenomenon and other
similar events
Interaction ✔️Ans - when the effect of one independent variable depends
on the level of another
Main effect ✔️Ans - the statistical relationship between one independent
variable and a dependent variable
____ is to discrete variable as _____ is to continuous variable ✔️Ans - eye
color, age
Perfect correlation example? ✔️Ans - Left foot, right foot size
When measuring something such as friendliness, a ------ is a good way to
demonstrate reliability ✔️Ans - test, retest
Making the least amount of assumptions or the simplest argument is
known as ----- ✔️Ans - parsimony
What type of statistic can be used to compare scores for two entirely
different tests? ✔️Ans - z-score
The extent to which different observers are consistent in their
judgements ... ✔️Ans - Interrater reliability
Be able to do mean median mode and range ✔️Ans - ^
What is a prediction based on a theory? ✔️Ans - Hypothesis
Ordinal Variable ✔️Ans - A rank of individuals (like 1st, 2nd, 3rd)
What's the Belmont Report? ✔️Ans - A report recognizing that all groups
in experiments should be treated equally, by spreading risks and rewards
over each group fairly. (Justice, beneficence, and respect for persons)
physiological responses ✔️Ans - things like heart beat, pupil dilation,
things your body does
, Putting a variable in terms of how it will be measured is called what?
✔️Ans - Operationalizing
Face Validity ✔️Ans - Does the question look like it should measure the
correct construct?
Which type of validity focuses on the measure's correlation with other
variables that you would expect them to be correlated with? ✔️Ans -
Criterion Validity
Folk psychology ✔️Ans - people's beliefs about human behavior that are
usually incorrect
What does it mean to be falsifiable? ✔️Ans - It is able to be disproven
When researchers use multiple studies or multiple operational definitions
of a construct, that all come to the same conclusion, what is this called?
✔️Ans - Converging evidence
Which level of measurement requires a true zero-point? ✔️Ans - Ratio
How are variance and standard deviation related? ✔️Ans - St. Dev. is the
square root of the variance
When weighing the risks and benefits, they are looking at what aspect of
the belmont report? ✔️Ans - Beneficence
Systematic Empiricism ? ✔️Ans - Learning based on planning, making
recording and analyzing observations
What is split-half correlation? ✔️Ans - Splitting up the data into two
groups and finding the score for each, then comparing them
Phenomenon ✔️Ans - an event or general result. (an answer)
Theory ✔️Ans - is an explanation of the event in a phenomenon and other
similar events
