Question 1

If the independent variable in an experiment is gender, it would be appropriate to use a _____ to represent the data

Accepted Answer

A)  scattergram 
B)  bar graph 
C)  cumulative record 
D)  line graph 
A)  scattergram 
B)  bar graph 
C)  cumulative record 
D)  line graph

Question 2

Which is not true of a cumulative frequency distribution?

Accepted Answer

A)  It may be nonmonotonic. 
B)  It begins at zero frequency. 
C)  It indicates skewness of the distribution. 
D)  The data points lie at the upper real limit of each interval. 
A)  It may be nonmonotonic. 
B)  It begins at zero frequency. 
C)  It indicates skewness of the distribution. 
D)  The data points lie at the upper real limit of each interval.

Question 3

Which one of the following terms least belongs with the others?

Accepted Answer

A)  dependent variaible 
B)  Y-axis 
C)  vertical 
D)  X-axis 
A)  dependent variaible 
B)  Y-axis 
C)  vertical 
D)  X-axis

Question 4

The most common descriptive statistics concern

Accepted Answer

A)  Measures of central tendency 
B)  Measures of validity 
C)  Measures of variability 
D)  Both a and c 
A)  Measures of central tendency 
B)  Measures of validity 
C)  Measures of variability 
D)  Both a and c

Question 5

Which of the following is a display of numerical data in rows and columns of a matrix?

Accepted Answer

A)  graph 
B)  figure 
C)  histogram 
D)  table 
A)  graph 
B)  figure 
C)  histogram 
D)  table

Question 6

The semi-interquartile range is

Accepted Answer

A)  The score below which 50% of the cases fall 
B)  Half of the cases in a distribution 
C)  The 75th percentile minus the 25th percentile 
D)  Half of the interquartile range 
A)  The score below which 50% of the cases fall 
B)  Half of the cases in a distribution 
C)  The 75th percentile minus the 25th percentile 
D)  Half of the interquartile range

Question 7

Invalid data are

Accepted Answer

A)  data that don't fit your theory 
B)  values that are impossible 
C)  outliers 
D)  missing data 
A)  data that don't fit your theory 
B)  values that are impossible 
C)  outliers 
D)  missing data

Question 8

A bell-shaped curve that happens to describe many frequency distributions that occur in nature is called a:

Accepted Answer

A)  scattergram 
B)  bar graph 
C)  skewed distribution 
D)  normal curve 
A)  scattergram 
B)  bar graph 
C)  skewed distribution 
D)  normal curve

Question 9

The slope of a cumulative record shows

Accepted Answer

A)  number of responses 
B)  rate of responding 
C)  changes in response rate 
D)  All of these are true 
A)  number of responses 
B)  rate of responding 
C)  changes in response rate 
D)  All of these are true

Question 10

Which of the following is a representation of data by spatial relationships in a diagram?

Accepted Answer

A)  graph 
B)  figure 
C)  histogram 
D)  table 
A)  graph 
B)  figure 
C)  histogram 
D)  table

Question 11

Line graphs should not be used to describe____________ data.

Accepted Answer

A)  categorical 
B)  continuous 
C)  quantitative 
D)  frequency 
A)  categorical 
B)  continuous 
C)  quantitative 
D)  frequency

Question 12

A bar graph should be used when the

Accepted Answer

A)  independent variable is a discrete variable 
B)  independent variable is a continuous variable 
C)  dependent variable is a discrete variable 
D)  depend variable is a continuous variable 
A)  independent variable is a discrete variable 
B)  independent variable is a continuous variable 
C)  dependent variable is a discrete variable 
D)  depend variable is a continuous variable

Question 13

The bars of a frequency distribution should

Accepted Answer

A)  be touching each other unless there is a category with zero frequency) 
B)  be centered on the score value 
C)  extend horizontally from the lower real limit of the score value to the upper real limit 
D)  all of these are true 
A)  be touching each other unless there is a category with zero frequency) 
B)  be centered on the score value 
C)  extend horizontally from the lower real limit of the score value to the upper real limit 
D)  all of these are true

Question 14

Discuss the normal distribution in relation to measures of central tendency mean, median, and mode). How does it differ from a skewed distribution?

Accepted Answer

In the normal distribution, the mean, me

Question 15

Box and Whisker plots are particularly useful in describing data that are

Accepted Answer

A)  normally distributed 
B)  described by mean and standard deviation 
C)  symmetrical 
D)  None of these are true. 
A)  normally distributed 
B)  described by mean and standard deviation 
C)  symmetrical 
D)  None of these are true.

Question 16

The x-axis represents ____________ in a time-series graph

Accepted Answer

A)  dependent variable 
B)  independent variable 
C)  the passage of time 
D)  frequency 
A)  dependent variable 
B)  independent variable 
C)  the passage of time 
D)  frequency

Question 17

In a frequency table, the rows indicate

Accepted Answer

A)  possible scores 
B)  information about the possible scores 
C)  frequency of the possible scores 
D)  a tally of the possible scores 
A)  possible scores 
B)  information about the possible scores 
C)  frequency of the possible scores 
D)  a tally of the possible scores

Question 18

The main advantage of the mean is

Accepted Answer

A)  That it uses all of the information in the distribution 
B)  It is not influenced at all by the other scores in the distribution 
C)  It is only influenced by how many scores fall above it or below it 
D)  That it is sensitive to the values of extreme scores 
A)  That it uses all of the information in the distribution 
B)  It is not influenced at all by the other scores in the distribution 
C)  It is only influenced by how many scores fall above it or below it 
D)  That it is sensitive to the values of extreme scores

Question 19

Which two terms typically go together?

Accepted Answer

A)  x-axis and dependent 
B)  x-axis and independent 
C)  y-axis and independent 
D)  both a and c go together 
A)  x-axis and dependent 
B)  x-axis and independent 
C)  y-axis and independent 
D)  both a and c go together

Question 20

A disadvantage of the variance is

Accepted Answer

A)  That it is related to a number of other statistical procedures 
B)  That it is not scaled in the same units as the original scores 
C)  That it is unaffected by the interquartile range 
D)  That it is unrelated to ANOVA 
A)  That it is related to a number of other statistical procedures 
B)  That it is not scaled in the same units as the original scores 
C)  That it is unaffected by the interquartile range 
D)  That it is unrelated to ANOVA

If the independent variable in an experiment is gender, it would be appropriate to use a _____ to represent the data

Which is not true of a cumulative frequency distribution?

Which one of the following terms least belongs with the others?

The most common descriptive statistics concern

Which of the following is a display of numerical data in rows and columns of a matrix?

The semi-interquartile range is

Invalid data are

A bell-shaped curve that happens to describe many frequency distributions that occur in nature is called a:

The slope of a cumulative record shows

Which of the following is a representation of data by spatial relationships in a diagram?

Line graphs should not be used to describe____________ data.

A bar graph should be used when the

The bars of a frequency distribution should

Discuss the normal distribution in relation to measures of central tendency mean, median, and mode). How does it differ from a skewed distribution?

Box and Whisker plots are particularly useful in describing data that are

The x-axis represents ____________ in a time-series graph

In a frequency table, the rows indicate

The main advantage of the mean is

Which two terms typically go together?

A disadvantage of the variance is

Psychology and Science

Developing a Research Question

Ethics in Research

Writing in Psychology

Variables

Validity

Control

Nonexperimental Research, Part I: Observational,

Nonexperimental Research, Part Ii

True Experiments, Part 1 Single-Factor Designs

True Experiments, Part 2 Factorial Designs

Single Subject Experiments

Quasi Experiments

Data Exploration, Part 2: Inferential Statistics

Epilogue Biases and Limitations of Experimental Psychology

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Exam 14: Data Exploration, Part 1: Graphic and Descriptive Techniques

If the independent variable in an experiment is gender, it would be appropriate to use a _____ to represent the data

Which is not true of a cumulative frequency distribution?

Which one of the following terms least belongs with the others?

The most common descriptive statistics concern

Which of the following is a display of numerical data in rows and columns of a matrix?

The semi-interquartile range is

Invalid data are

A bell-shaped curve that happens to describe many frequency distributions that occur in nature is called a:

The slope of a cumulative record shows

Which of the following is a representation of data by spatial relationships in a diagram?

Line graphs should not be used to describe____________ data.

A bar graph should be used when the

The bars of a frequency distribution should

Discuss the normal distribution in relation to measures of central tendency mean, median, and mode). How does it differ from a skewed distribution?

Box and Whisker plots are particularly useful in describing data that are

The x-axis represents ____________ in a time-series graph

In a frequency table, the rows indicate

The main advantage of the mean is

Which two terms typically go together?

A disadvantage of the variance is

Psychology and Science

Developing a Research Question

Ethics in Research

Writing in Psychology

Variables

Validity

Control

Nonexperimental Research, Part I: Observational,

Nonexperimental Research, Part Ii

True Experiments, Part 1 Single-Factor Designs

True Experiments, Part 2 Factorial Designs

Single Subject Experiments

Quasi Experiments

Data Exploration, Part 2: Inferential Statistics

Epilogue Biases and Limitations of Experimental Psychology

Filters