Question 1

In the normal distribution, over 99 percent of scores fall within how many standard deviations of the mean?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
A)  1 
B)  2 
C)  3 
D)  4 C

Question 2

When describing a skewed distribution, it is particularly important to report the _____ as a measure of central tendency.

Accepted Answer

A)  mean 
B)  median 
C)  mode 
D)  range 
A)  mean 
B)  median 
C)  mode 
D)  range B

Question 3

In an experiment to understand the effects of exercise on heart rate, a researcher varies the speed of a treadmill and then measures the heart rate of the participant. The heart rate of the participant is the _____.

Accepted Answer

A)  independent variable 
B)  dependent variable 
C)  placebo variable 
D)  operational variable 
A)  independent variable 
B)  dependent variable 
C)  placebo variable 
D)  operational variable B

Question 4

A case study is an example of _____ research.

Accepted Answer

A)  experimental 
B)  descriptive 
C)  survey 
D)  correlational 
A)  experimental 
B)  descriptive 
C)  survey 
D)  correlational

Question 5

Which statistic describes the MOST frequently occurring score in a set of scores?

Accepted Answer

A)  mean 
B)  median 
C)  mode 
D)  standard deviation 
A)  mean 
B)  median 
C)  mode 
D)  standard deviation

Question 6

A study examining how other people affect one's behavior is MOST likely guided by which major research perspective?

Accepted Answer

A)  biological 
B)  behavioral 
C)  cognitive 
D)  sociocultural 
A)  biological 
B)  behavioral 
C)  cognitive 
D)  sociocultural

Question 7

Suppose the correlation between grades in school and amount of time studying is +.92. These variables have a _____.

Accepted Answer

A)  strong inverse relationship 
B)  strong direct relationship 
C)  weak inverse relationship 
D)  weak direct relationship 
A)  strong inverse relationship 
B)  strong direct relationship 
C)  weak inverse relationship 
D)  weak direct relationship

Question 8

Which statement about random sampling is TRUE?

Accepted Answer

A)  Random sampling is used to assign participants to experimental and control groups. 
B)  Random sampling does not provide a representative sample of the population being studied. 
C)  In random sampling, each individual in the population has the same chance of being in the sample. 
D)  In random sampling, researchers recruit their friends and associates at random. 
A)  Random sampling is used to assign participants to experimental and control groups. 
B)  Random sampling does not provide a representative sample of the population being studied. 
C)  In random sampling, each individual in the population has the same chance of being in the sample. 
D)  In random sampling, researchers recruit their friends and associates at random.

Question 9

When two variables are unrelated, their correlation will be _____.

Accepted Answer

A)  1 
B)  0 
C)  +.5 
D)  -.5 
A)  1 
B)  0 
C)  +.5 
D)  -.5

Question 10

If you want to predict the relationship between age and intelligence quotient (IQ), which research method would be best?

Accepted Answer

A)  correlational study 
B)  case study 
C)  controlled experiment 
D)  naturalistic observation 
A)  correlational study 
B)  case study 
C)  controlled experiment 
D)  naturalistic observation

Exam 1: Section 4: The Science of Psychology

In the normal distribution, over 99 percent of scores fall within how many standard deviations of the mean?

When describing a skewed distribution, it is particularly important to report the _____ as a measure of central tendency.

In an experiment to understand the effects of exercise on heart rate, a researcher varies the speed of a treadmill and then measures the heart rate of the participant. The heart rate of the participant is the _____.

A case study is an example of _____ research.

Which statistic describes the MOST frequently occurring score in a set of scores?

A study examining how other people affect one's behavior is MOST likely guided by which major research perspective?

Suppose the correlation between grades in school and amount of time studying is +.92. These variables have a _____.

Which statement about random sampling is TRUE?

When two variables are unrelated, their correlation will be _____.

If you want to predict the relationship between age and intelligence quotient (IQ), which research method would be best?

Section 1: The Science of Psychology

Section 2: The Science of Psychology

Section 3: The Science of Psychology

Section 1: Neuroscience

Section 2: Neuroscience

Section 3: Neuroscience

Section 4: Neuroscience

Section 1: Sensation and Perception

Section 2: Sensation and Perception

Section 3: Sensation and Perception

Section 4: Sensation and Perception

Section 1: Learning

Section 2: Learning

Section 3: Learning

Section 4: Learning

Section 1:memory

Section 2:memory

Section 3:memory

Section 4:memory

Section 1: Thinking and Intelligence

Section 2: Thinking and Intelligence

Section 3: Thinking and Intelligence

Section 4: Thinking and Intelligence

Section 1: Developmental Psychology

Section 2: Developmental Psychology

Section 3: Developmental Psychology

Section 4: Developmental Psychology

Section 1: Personality Theories and Assessment

Section 2: Personality Theories and Assessment

Section 3: Personality Theories and Assessment

Section 4: Personality Theories and Assessment

Section 1: Social Psychology

Section 2: Social Psychology

Section 3: Social Psychology

Section 4: Social Psychology

Section 1: Abnormal Psychology

Section 2: Abnormal Psychology

Section 3: Abnormal Psychology

Section 4: Abnormal Psychology

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