Understanding Statistics in the Behavioral Sciences 9th edition

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Robert R. Pagano
Publisher: Cengage Learning

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  • Chapter 1: Statistics and Scientific Method
    • 1: Additional Practice Problem (1)
    • 1: End of Chapter Questions (7)
    • 1: Tutorial Questions

  • Chapter 2: Basic Mathematical and Measurement Concepts
    • 1: Additional Practice Problem (3)
    • 1: End of Chapter Questions (13)
    • 1: Tutorial Questions (2)

  • Chapter 3: Frequency Distributions
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (15)
    • 1: Tutorial Questions (2)

  • Chapter 4: Measures of Central Tendency and Variability
    • 1: Additional Practice Problem (3)
    • 1: End of Chapter Questions (29)
    • 1: Tutorial Questions (6)

  • Chapter 5: The Normal Curve and Standard Scores
    • 1: Additional Practice Problem (5)
    • 1: End of Chapter Questions (20)
    • 1: Tutorial Questions (4)

  • Chapter 6: Correlation
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (15)
    • 1: Tutorial Questions (1)

  • Chapter 7: Linear Regression
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (12)
    • 1: Tutorial Questions (1)

  • Chapter 8: Random Sampling and Probability
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (24)
    • 1: Tutorial Questions (2)

  • Chapter 9: Binomial Distribution
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (21)
    • 1: Tutorial Questions (5)

  • Chapter 10: Introduction to Hypothesis Testing Using the Sign Test
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (11)
    • 1: Tutorial Questions (3)

  • Chapter 11: Power
    • 1: Additional Practice Problem (1)
    • 1: End of Chapter Questions (9)
    • 1: Tutorial Questions

  • Chapter 12: Sampling Distributions, Sampling Distribution of the Mean, the Normal Deviate (z) Test
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (15)
    • 1: Tutorial Questions (3)

  • Chapter 13: Studentís t Test for Single Samples
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (20)
    • 1: Tutorial Questions (3)

  • Chapter 14: Studentís t Test for Correlated and Independent Groups
    • 1: Additional Practice Problem (6)
    • 1: End of Chapter Questions (21)
    • 1: Tutorial Questions (4)

  • Chapter 15: Introduction to the Analysis of Variance
    • 1: Additional Practice Problem (3)
    • 1: End of Chapter Questions (16)
    • 1: Tutorial Questions (1)

  • Chapter 16: Introduction to Two-Way Analysis of Variance
    • 1: Additional Practice Problem (1)
    • 1: End of Chapter Questions (6)
    • 1: Tutorial Questions

  • Chapter 17: Chi-Square and Other Nonparametric Tests
    • 1: Additional Practice Problem (2)
    • 1: End of Chapter Questions (34)
    • 1: Tutorial Questions (1)

  • Chapter 18: Review of Inferential Statistics
    • 1: Additional Practice Problem
    • 1: End of Chapter Questions (23)
    • 1: Tutorial Questions

Questions Available within WebAssign

Most questions from this textbook are available in WebAssign. The online questions are identical to the textbook questions except for minor wording changes necessary for Web use. Whenever possible, variables, numbers, or words have been randomized so that each student receives a unique version of the question. This list is updated nightly.

Question Group Key
APP - Additional Practice Problem
EOC - End of Chapter Question
Tut - Tutorial


Question Availability Color Key
BLACK questions are available now
GRAY questions are under development


Group Quantity Questions
Chapter 1: Statistics and Scientific Method
1.APP 1 01
1.EOC 7 02 04 05 06 07 08 09
Chapter 2: Basic Mathematical and Measurement Concepts
2.APP 3 01 02 03
2.EOC 13 02 03 04 05 06 07 08 09 10 11 12 13 14
2.Tut 2 01 02
Chapter 3: Frequency Distributions
3.APP 2 01 02
3.EOC 15 02 04 05 07 08 10 12 13 15 16 17 20 22 23 24
3.Tut 2 01 02
Chapter 4: Measures of Central Tendency and Variability
4.APP 3 01 02 03
4.EOC 29 02 03 05 09 13 14 16 17 18 19 20 21 22 23 25 26 27 28 29 30 31 32 33 35 36 37 38 39 40
4.Tut 6 01 02 03 04 05 06
Chapter 5: The Normal Curve and Standard Scores
5.APP 5 01 02 03 04 05
5.EOC 20 02 04 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
5.Tut 4 01 02 03 04
Chapter 6: Correlation
6.APP 2 01 02
6.EOC 15 03 04 06 08 14 15 16 17 18 19 20 21 22 23 24
6.Tut 1 01
Chapter 7: Linear Regression
7.APP 2 01 02
7.EOC 12 03 04 08 09 10 11 12 13 14 16 17 18
7.Tut 1 01
Chapter 8: Random Sampling and Probability
8.APP 2 01 02
8.EOC 24 02 04 07 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 28 29 30
8.Tut 2 01 02
Chapter 9: Binomial Distribution
9.APP 2 01 02
9.EOC 21 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22
9.Tut 5 01 02 03 04 05
Chapter 10: Introduction to Hypothesis Testing Using the Sign Test
10.APP 2 01 02
10.EOC 11 02 03 04 05 06 07 09 10 11 12 13
10.Tut 3 01 02 03
Chapter 11: Power
11.APP 1 01
11.EOC 9 02 03 06 07 08 09 10 11 12
Chapter 12: Sampling Distributions, Sampling Distribution of the Mean, the Normal Deviate (z) Test
12.APP 2 01 02
12.EOC 15 02 04 07 08 12 15 16 18 19 20 21 22 23 24 25
12.Tut 3 01 02 03
Chapter 13: Studentís t Test for Single Samples
13.APP 2 01 02
13.EOC 20 02 05 06 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
13.Tut 3 01 02 03
Chapter 14: Studentís t Test for Correlated and Independent Groups
14.APP 6 01 02 03 04 05 06
14.EOC 21 03 04 06 07 11 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
14.Tut 4 01 02 03 04
Chapter 15: Introduction to the Analysis of Variance
15.APP 3 01 02 03
15.EOC 16 02 04 05 08 09 10 12 18 19 20 21 22 23 24 25 26
15.Tut 1 01
Chapter 16: Introduction to Two-Way Analysis of Variance
16.APP 1 01
16.EOC 6 02 04 06 11 12 13
Chapter 17: Chi-Square and Other Nonparametric Tests
17.APP 2 01 02
17.EOC 34 02 05 06 10 11 12 13 14 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40a 40b
17.Tut 1 01
Chapter 18: Review of Inferential Statistics
18.EOC 23 02 03 05 06 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Total 390