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Introduction to the Practice of Statistics 5th edition

Textbook Cover

David S. Moore and George P. McCabe
Publisher: Macmillan Learning


Access is contingent on use of this textbook in the instructor's classroom.

  • Chapter 1: Looking at Data-Distributions
    • 1.1: Displaying Distributions with Graphs (5)
    • 1.2: Describing Distributions with Numbers (6)
    • 1.3: Density Curves and Normal Distributions (30)
    • 1: Exercises (20)
    • Extra Problems
    • Extra Problems (16)

  • Chapter 2: Looking at Data-Relationships
    • 2.1: Scatterplots
    • 2.2: Correlation (2)
    • 2.3: Least-Squares Regression (7)
    • 2.4: Cautions about Correlation and Regression (2)
    • 2.5: The Question of Causation
    • 2: Exercises (17)
    • Extra Problems
    • Extra Problems (16)

  • Chapter 3: Producing Data
    • 3.1: First Steps
    • 3.2: Design of Experiments
    • 3.3: Sampling Design
    • 3.4: Toward Statistical Inference (1)
    • 3: Exercises (18)
    • Extra Problems
    • Extra Problems (13)

  • Chapter 4: Probability: The Study of Randomness
    • 4.1: Randomness
    • 4.2: Probability Models (6)
    • 4.3: Random Variables (4)
    • 4.4: Means and Variances of Random Variables (3)
    • 4.5: General Probability Rules (4)
    • 4: Exercises (13)
    • Extra Problems
    • Extra Problems

  • Chapter 5: Sampling Distributions
    • 5.1: Sampling Distributions for Counts and Proportions (5)
    • 5.2: The Sampling Distribution of a Sample Mean (5)
    • 5: Exercises (15)
    • Extra Problems
    • Extra Problems

  • Chapter 6: Introduction to Inference
    • 6.1: Estimating with Confidence (9)
    • 6.2: Tests of Significance (13)
    • 6.3: Use and Abuse of Tests
    • 6.4: Power and Inference as a Decision (2)
    • 6: Exercises (17)
    • Extra Problems
    • Extra Problems (7)

  • Chapter 7: Inference for Distributions
    • 7.1: Inference for the Mean of a Population (14)
    • 7.2: Comparing Two Means (7)
    • 7.3: Optional Topics in Comparing Distributions
    • 7: Exercises (33)
    • Extra Problems
    • Extra Problems

  • Chapter 8: Inference for Proportions
    • 8.1: Inference for a Single Proportion (8)
    • 8.2: Comparing Two Proportions (4)
    • 8: Exercises (22)
    • Extra Problems
    • Extra Problems

  • Chapter 9: Analysis of Two-Way Tables
    • 9.1: Data Analysis for Two-Way Tables
    • 9.2: Inference for Two-Way Tables
    • 9.3: Formulas and Models for Two-Way Tables
    • 9.4: Goodness of Fit
    • 9: Exercises (51)
    • Extra Problems
    • Extra Problems (2)

  • Chapter 10: Inference for Regression
    • 10.1: Simple Linear Regression
    • 10.2: More Detail about Simple Linear Regression
    • 10: Exercises (42)
    • Extra Problems
    • Extra Problems (7)

  • Chapter 11: Multiple Regression
    • 11.1: Inference for Multiple Regression
    • 11.2: A Case Study
    • 11: Exercises (49)
    • Extra Problems
    • Extra Problems

  • Chapter 12: One-Way Analysis of Variance
    • 12.1: Inference for One-Way Analysis of Variance
    • 12.2: Comparing the Means
    • 12: Exercises (63)
    • Extra Problems
    • Extra Problems

  • Chapter 13: Two-Way Analysis of Variance
    • 13.1: The Two-Way ANOVA Model
    • 13.2: Inference for Two-Way ANOVA
    • 13: Exercises (44)
    • Extra Problems
    • Extra Problems

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
E - Exercises
X - Extra Problems


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


Group Quantity Questions
Chapter 1: Looking at Data-Distributions
1.E 58 015 017 017.alt 020 031 041 046 049 054 060 072 083 083.alt 086 086.alt 089 092 092.alt 094 095 097 097.alt 098 098.alt 099 099.alt 100 100.alt 100.alt2 101 101.alt 107 107.alt 110 110.alt 113 113.alt 118 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147
1.X 15 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015
Chapter 2: Looking at Data-Relationships
2.E 28 021 029 041 042 045 047 047.alt 052 054 074 074.alt 097 098 099 100 101 102 103 104 105 106 107 108 109 110 111 112 113
2.X 16 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016
Chapter 3: Producing Data
3.E 19 066 079 080 081 081.alt 082 083 084 085 086 087 088 089 090 091 092 093 094 095
3.X 13 001 002 003 004 005 006 007 008 009 010 011 012 013
Chapter 4: Probability: The Study of Randomness
4.E 30 014 014.alt 016 017 017.alt 030 041 041.alt 041.alt2 052 060 060.alt 069 086 092 096 096.alt 114 115 116 116.alt 117 118 119 120 121 122 123 124 125
Chapter 5: Sampling Distributions
5.E 25 005 006 012 022 025 028 028.alt 029 040 045 053 054 055 056 057 058 059 060 061 062 063 064 065 066 067
Chapter 6: Introduction to Inference
6.E 41 001 005 008 016 017 019 022 028 030 033 040 040.alt 045 049 050 054 057 062 062.alt 066 071 071.alt 096 097 100 101 102 103 104 104.alt 105 106 107 108 109 110 111 112 113 114 116
6.X 7 001 002 003 004 005 006 007
Chapter 7: Inference for Distributions
7.E 53 002 006 009 012 016 018 018.alt 020 020.alt 021 027 034 034.alt 034.alt2 062 062.alt 068 077 083 084 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141
7.XP 1 001
Chapter 8: Inference for Proportions
8.E 34 006 011 011.alt 017 017.alt 024 028 028.alt 036 037 045 047 054 055 056 058 059 060 061 062 063 064 065 068 069 070 071 072 073 074 076 077 078 079
Chapter 9: Analysis of Two-Way Tables
9.E 51 001 002 003 004 004.alt 005 006 006.alt 007 009 010 011 012 013 015 018 018.alt 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052
9.X 2 001 002
Chapter 10: Inference for Regression
10.E 42 001 002 003 004 008 009 010 011 012 013 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046
10.X 7 001 002 003 004 005 006 007
Chapter 11: Multiple Regression
11.E 49 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 024 025 026 027 028 029 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052
Chapter 12: One-Way Analysis of Variance
12.E 63 001 002 003.alt 004.alt 005.alt 006 007 008 009 010 011 012 013 014.alt 015 016 017 018 019 019.alt 020 021 022 023 024 025 026 027 028 029 030 031.alt 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 054 055 056 057 058 059 060 061 062
Chapter 13: Two-Way Analysis of Variance
13.E 44 001 002 003 004 005 006 007.alt 008.alt 009 010 011.alt 012 013 014 015 015.alt 016 017 018 019 020.alt 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043
Total 598  

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