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PSY 3213 EXAM 1 Questions and Correct
Answers/ Latest Update / Already
Graded
If participants are likely to fake responses, a scale type you want to
avoid is...
Ans: Likely rating scale
A study involves watching sharing behaviors among kindergarteners.
Researchers are concerned that the children will behave differently
dues to having new people in the class. This concern is about...
Ans: reactivity
One advantage of a projective measure over a survey scale is...
Ans: Participants are less likely to guess the purpose
A researcher coding walking speed in an observational study is fully
aware of the hypotheses related to age and walking speed. This
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might subtly influence the pace at which older vs younger
participants walk. This is a problem of...
Ans: observer effects
20 infants are randomly assigned to 1 of 2 different light conditions,
because I am interested in studying the effects of light on infant
monitor. The IV is ___ and the DV is ___
Ans: light, motor activity
Cronbach's alpha is .85. This suggests
Ans:
Cronbach's alpha
Ans: -the closer to 1.0, the better the scale's reliability
if cronbach's alpha is less than .70, then internal reliability is...
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Ans: poor
Blood type is an example of a _____ variable
Ans: Nominal
Number of days old is an example of a _____ variable
Ans: Ratio
-days is a scale
-meaningful 0 point
Self-selection
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Ans: a form of sampling bias that occurs when a sample contains only
people who volunteer to participate
ex: people stay at a hotel and are sent a survey at check-in
The student government at a college is interested in determining how
important intercollegiate sports are to the students there. Because all
students have e-mail accounts, the student government can send a
survey to all the students. About 50% of the students respond.
snowball sampling
Ans: you ask someone to ask someone
A statement, or set of statements, that describes general principles
about how variables relate to one another is a ________________.
Ans: theory
PSY 3213 EXAM 1 Questions and Correct
Answers/ Latest Update / Already
Graded
If participants are likely to fake responses, a scale type you want to
avoid is...
Ans: Likely rating scale
A study involves watching sharing behaviors among kindergarteners.
Researchers are concerned that the children will behave differently
dues to having new people in the class. This concern is about...
Ans: reactivity
One advantage of a projective measure over a survey scale is...
Ans: Participants are less likely to guess the purpose
A researcher coding walking speed in an observational study is fully
aware of the hypotheses related to age and walking speed. This
,2 | Page
might subtly influence the pace at which older vs younger
participants walk. This is a problem of...
Ans: observer effects
20 infants are randomly assigned to 1 of 2 different light conditions,
because I am interested in studying the effects of light on infant
monitor. The IV is ___ and the DV is ___
Ans: light, motor activity
Cronbach's alpha is .85. This suggests
Ans:
Cronbach's alpha
Ans: -the closer to 1.0, the better the scale's reliability
if cronbach's alpha is less than .70, then internal reliability is...
,3 | Page
Ans: poor
Blood type is an example of a _____ variable
Ans: Nominal
Number of days old is an example of a _____ variable
Ans: Ratio
-days is a scale
-meaningful 0 point
Self-selection
, 4 | Page
Ans: a form of sampling bias that occurs when a sample contains only
people who volunteer to participate
ex: people stay at a hotel and are sent a survey at check-in
The student government at a college is interested in determining how
important intercollegiate sports are to the students there. Because all
students have e-mail accounts, the student government can send a
survey to all the students. About 50% of the students respond.
snowball sampling
Ans: you ask someone to ask someone
A statement, or set of statements, that describes general principles
about how variables relate to one another is a ________________.
Ans: theory
