Psych 1X03 Exam Review Questions With
Correct Answers
Natalie created a pill to focus attention. She had a friend take the pill
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before writing her spanish exam. She then had the same friend write
| | | | | | | | | | | |
her calculus exam withihr taking the pill. Natalie received the test scores
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to see whether or not taking the drug increased her friends
| | | | | | | | | | | |
performance. Which of the following best describes natalies
| | | | | | | |
experimental design? |
A) using between-subjects design, Natalie has minimized all possible
| | | | | | | | |
effects external values
| |
B) natalie inaccurately created a control group, as it did not equal that of
| | | | | | | | | | | | |
the experimental condition, discrediting her results
| | | | | |
C) using a within-subjects design, natalie minimilized all possible
| | | | | | | | |
external values |
D) natalie accurately created a controm grouo with conditions equal to
| | | | | | | | | | |
that of the experimental group which will help validate her results -
| | | | | | | | | | | |
CORRECT ANSWER✔✔-B |
Mindy is interested in testing whether those who follow a vegan diet are
| | | | | | | | | | | |
happier than those who do not. She asks vegans and non-vegans to
| | | | | | | | | | | | |
complete Subjective Happiness Scale, and compares their answers.
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Which of the following is true of mindys research?
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,A) Monday used random assignment since everyone from the
| | | | | | | | |
population filled out the scale | | | |
B) if the vegan group is significantly happier, she can say that eating
| | | | | | | | | | | | |
vegan makes people happier
| | |
C) mindys independant variable is how happy people are
| | | | | | | |
D) when doing a t-test, mindys null hypothesis is that vegans and non-
| | | | | | | | | | | |
vegans are similar in how happy they believe they are - CORRECT
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ANSWER✔✔-D
Nazanin is analyzing the relationship between the # of years first year
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McMaster undergrad students previously spent being classically trained
| | | | | | | |
on a musical instrument and the grade they received in math. She
| | | | | | | | | | | |
calculated a correlation coefficient of 0.25. Which of the following best
| | | | | | | | | | |
describes the relationship between these variables according to
| | | | | | | |
NAzanin's results? |
A) there is a strong positive correlation, where students who performed
| | | | | | | | | | |
better in math tended to have less musical training
| | | | | | | | |
B) there is a strong positive correlation, where students who performed
| | | | | | | | | | |
better in math tended to have more musical training
| | | | | | | |
C) there is a weak positive correlation, where students who performed
| | | | | | | | | | |
worse in math tended to have more musical training
| | | | | | | | |
D) there is a weak positive correlation, where students who performed
| | | | | | | | | | |
worse in math tended to have less musical training - CORRECT
| | | | | | | | | | |
ANSWER✔✔-D
,Which of the following is NOT a downside of using within-subject single-
| | | | | | | | | | |
blind experiment?
|
A) it may be time consuming due to continuous testing on one
| | | | | | | | | | | |
participant
B) the experimenter may unintentionally promote a desired outcome
| | | | | | | | |
when conducting the experiment
| | |
C) confounding variables may be present due to variations between
| | | | | | | | | |
subjects in different conditions | | | |
D) participants may improve over repeated testing - CORRECT
| | | | | | | | |
ANSWER✔✔-C
What is the purpose of random assignment?
| | | | | |
A) allows us to eliminate experimenter bias
| | | | | |
B) allows us to eliminate subject bias
| | | | | |
C) allows us to generalize our result to whole population being sampled
| | | | | | | | | | | |
from
D) allows us to compare between different conditions of the experiment
| | | | | | | | | |
- CORRECT ANSWER✔✔-D
| | |
Which of the following adheres to the scientific method?
| | | | | | | |
A) the control group differs from the experimental group by the
| | | | | | | | | | |
dependant variable |
B) after collection data the associated theories must be revised
| | | | | | | | | |
, C) the research method is the procedure developed to test the
| | | | | | | | | | |
hypothesis
D) a hypothesis is developed based on personal experience - CORRECT
| | | | | | | | | | |
ANSWER✔✔-C
Which of the following correctly describes an experiment?
| | | | | | |
A) Experiments are used to determine the effect the manipulated
| | | | | | | | | |
variable has on the independent variables.
| | | | | |
B) Experiments utilize independent variables, which describes the
| | | | | | | |
condition the experimenter places the subject in.
| | | | | | |
C) Experiments utilize the correlation coefficient, which is a measure of
| | | | | | | | | | |
the relatedness between two variables.
| | | |
|
D) Experiments are used to determine the strength of the relationship
| | | | | | | | | | |
between two variables. - CORRECT ANSWER✔✔-B
| | | | |
Which of the following best describes inductive reasoning?
| | | | | | |
A) Inductive reasoning has no place in scientific research, as it doesn't
| | | | | | | | | | | |
follow the scientific method.
| | | |
B) Inductive reasoning is "top down", and moves from a broad to a
| | | | | | | | | | | | |
narrow conclusion. |
C) Inductive reasoning uses a specific observation to generalize.
| | | | | | | |
D) Inductive reasoning states that the simplest explanation is the best
| | | | | | | | | | |
explanation. - CORRECT ANSWER✔✔-C | | |
Correct Answers
Natalie created a pill to focus attention. She had a friend take the pill
| | | | | | | | | | | | | |
before writing her spanish exam. She then had the same friend write
| | | | | | | | | | | |
her calculus exam withihr taking the pill. Natalie received the test scores
| | | | | | | | | | |
to see whether or not taking the drug increased her friends
| | | | | | | | | | | |
performance. Which of the following best describes natalies
| | | | | | | |
experimental design? |
A) using between-subjects design, Natalie has minimized all possible
| | | | | | | | |
effects external values
| |
B) natalie inaccurately created a control group, as it did not equal that of
| | | | | | | | | | | | |
the experimental condition, discrediting her results
| | | | | |
C) using a within-subjects design, natalie minimilized all possible
| | | | | | | | |
external values |
D) natalie accurately created a controm grouo with conditions equal to
| | | | | | | | | | |
that of the experimental group which will help validate her results -
| | | | | | | | | | | |
CORRECT ANSWER✔✔-B |
Mindy is interested in testing whether those who follow a vegan diet are
| | | | | | | | | | | |
happier than those who do not. She asks vegans and non-vegans to
| | | | | | | | | | | | |
complete Subjective Happiness Scale, and compares their answers.
| | | | | | | |
Which of the following is true of mindys research?
| | | | | | | |
,A) Monday used random assignment since everyone from the
| | | | | | | | |
population filled out the scale | | | |
B) if the vegan group is significantly happier, she can say that eating
| | | | | | | | | | | | |
vegan makes people happier
| | |
C) mindys independant variable is how happy people are
| | | | | | | |
D) when doing a t-test, mindys null hypothesis is that vegans and non-
| | | | | | | | | | | |
vegans are similar in how happy they believe they are - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-D
Nazanin is analyzing the relationship between the # of years first year
| | | | | | | | | | | |
McMaster undergrad students previously spent being classically trained
| | | | | | | |
on a musical instrument and the grade they received in math. She
| | | | | | | | | | | |
calculated a correlation coefficient of 0.25. Which of the following best
| | | | | | | | | | |
describes the relationship between these variables according to
| | | | | | | |
NAzanin's results? |
A) there is a strong positive correlation, where students who performed
| | | | | | | | | | |
better in math tended to have less musical training
| | | | | | | | |
B) there is a strong positive correlation, where students who performed
| | | | | | | | | | |
better in math tended to have more musical training
| | | | | | | |
C) there is a weak positive correlation, where students who performed
| | | | | | | | | | |
worse in math tended to have more musical training
| | | | | | | | |
D) there is a weak positive correlation, where students who performed
| | | | | | | | | | |
worse in math tended to have less musical training - CORRECT
| | | | | | | | | | |
ANSWER✔✔-D
,Which of the following is NOT a downside of using within-subject single-
| | | | | | | | | | |
blind experiment?
|
A) it may be time consuming due to continuous testing on one
| | | | | | | | | | | |
participant
B) the experimenter may unintentionally promote a desired outcome
| | | | | | | | |
when conducting the experiment
| | |
C) confounding variables may be present due to variations between
| | | | | | | | | |
subjects in different conditions | | | |
D) participants may improve over repeated testing - CORRECT
| | | | | | | | |
ANSWER✔✔-C
What is the purpose of random assignment?
| | | | | |
A) allows us to eliminate experimenter bias
| | | | | |
B) allows us to eliminate subject bias
| | | | | |
C) allows us to generalize our result to whole population being sampled
| | | | | | | | | | | |
from
D) allows us to compare between different conditions of the experiment
| | | | | | | | | |
- CORRECT ANSWER✔✔-D
| | |
Which of the following adheres to the scientific method?
| | | | | | | |
A) the control group differs from the experimental group by the
| | | | | | | | | | |
dependant variable |
B) after collection data the associated theories must be revised
| | | | | | | | | |
, C) the research method is the procedure developed to test the
| | | | | | | | | | |
hypothesis
D) a hypothesis is developed based on personal experience - CORRECT
| | | | | | | | | | |
ANSWER✔✔-C
Which of the following correctly describes an experiment?
| | | | | | |
A) Experiments are used to determine the effect the manipulated
| | | | | | | | | |
variable has on the independent variables.
| | | | | |
B) Experiments utilize independent variables, which describes the
| | | | | | | |
condition the experimenter places the subject in.
| | | | | | |
C) Experiments utilize the correlation coefficient, which is a measure of
| | | | | | | | | | |
the relatedness between two variables.
| | | |
|
D) Experiments are used to determine the strength of the relationship
| | | | | | | | | | |
between two variables. - CORRECT ANSWER✔✔-B
| | | | |
Which of the following best describes inductive reasoning?
| | | | | | |
A) Inductive reasoning has no place in scientific research, as it doesn't
| | | | | | | | | | | |
follow the scientific method.
| | | |
B) Inductive reasoning is "top down", and moves from a broad to a
| | | | | | | | | | | | |
narrow conclusion. |
C) Inductive reasoning uses a specific observation to generalize.
| | | | | | | |
D) Inductive reasoning states that the simplest explanation is the best
| | | | | | | | | | |
explanation. - CORRECT ANSWER✔✔-C | | |
