Test yourself!

A theory is:

a)An unsupported opinion

b)A testable explanation for what has been observed

c) The opposite of fact

d)A statement that has not yet been supported with facts

e)An experimental supposition

A theory is:

a)An unsupported opinion

b)A testable explanation for what has been observed

c) The opposite of fact

d)A statement that has not yet been supported with facts

e)An experimental supposition

A scientific study should begin with:

a)A controlled test

b)A hypothesis

c) Data collection

d)Risk/gain assessment

e)Background reading

A scientific study should begin with:

a)A controlled test

b)A hypothesis

c) Data collection

d)Risk/gain assessment

e)Background reading

Which of the following could be an operational definition:

a)An intense feeling of terror and dread when thinking about some threatening situation

b)Panic

c) A desire to avoid something

d)Moving away from a stimulus

e)Moving toward a stimulus

Which of the following could be an operational definition:

a)An intense feeling of terror and dread when thinking about some threatening situation

b)Panic

c) A desire to avoid something

d)Moving away from a stimulus

e)Moving toward a stimulus

The conditions involving the independent variable could also be thought of as:

a)Cognitions

b)Experimenter biases

c) Responses

d)Results

e)Stimuli

The conditions involving the independent variable could also be thought of as:

a)Cognitions

b)Experimenter biases

c) Responses

d)Results

e)Stimuli

Which is the only form of research that can determine cause and effect?

a)case study

b)correlational study

c) experimental study

d)naturalistic observation

e)survey

Which is the only form of research that can determine cause and effect?

a)case study

b)correlational study

c) experimental study

d)naturalistic observation

e)survey

Random assignment of subjects to different experimental conditions is a method for controlling differences between:

a) The dependent variable and the independent variable

b)The experimental group and the control group

c) Empirical data and subjective data

d)Heredity and environment

e) Controls and extraneous variables

Random assignment of subjects to different experimental conditions is a method for controlling differences between:

a) The dependent variable and the independent variable

b)The experimental group and the control group

c) Empirical data and subjective data

d)Heredity and environment

e) Controls and extraneous variables

In which kind of research does the scientist have the most control over variables that might affect the outcome of the study?

a) A case study

b) Cohort-sequential study

c) A correlational study

d) An experimental study

e) A naturalistic observation

In which kind of research does the scientist have the most control over variables that might affect the outcome of the study?

a) A case study

b) Cohort-sequential study

c) A correlational study

d) An experimental study

e) A naturalistic observation

Which one of the following correlations shows the strongest relationship between two variables?

a)+0.4

b)+0.38

c) -0.7

d)0.05

e)-0.9

Which one of the following correlations shows the strongest relationship between two variables?

a)+0.4

b)+0.38

c) -0.7

d)0.05

e)-0.9

Which of the following correlation coefficients would a statistician know at first glance was a mistake?

a)0.0

b)+1.1

c) +1.0

d)-0.7

e)-0.2

Which of the following correlation coefficients would a statistician know at first glance was a mistake?

a)0.0

b)+1.1

c) +1.0

d)-0.7

e)-0.2

Which of the following is a measure of central tendency?

a)mean

b)correlation

c) Random sample

d)Frequency distribution

e)histogram

Which of the following is a measure of central tendency?

a)mean

b)correlation

c) Random sample

d)Frequency distribution

e)histogram

The simplest measure of validity is:

a)mean

b)median

c) mode

d)Standard deviation

e)range

The simplest measure of validity is:

a)mean

b)median

c) mode

d)Standard deviation

e)range

Most psychologists accept a difference between groups as “real” or significant, under which of the following conditions?

a) p< .5

b) p< .3

c) p< .1

d) p< .05

e) p = 0

Most psychologists accept a difference between groups as “real” or significant, under which of the following conditions?

a) p< .5

b) p< .3

c) p< .1

d) p< .05

e) p = 0

Which of the following is an aspect of an experiment that the experimenter cannot control?

a)controls

b)Dependent variable

c) Extraneous variables

d)hypothesis

e)Independent variable

Which of the following is an aspect of an experiment that the experimenter cannot control?

a)controls

b)Dependent variable

c) Extraneous variables

d)hypothesis

e)Independent variable

The primary purpose of a survey is to

a)Describe an entire population

b)Determine cause-and-effect relationships

c) Discover attitudes and beliefs

d)Find correlations between variables

e)Test hypotheses

The primary purpose of a survey is to

a)Describe an entire population

b)Determine cause-and-effect relationships

c) Discover attitudes and beliefs

d)Find correlations between variables

e)Test hypotheses