Introduction to Probability and Statistics 13th edition

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William Mendenhall, Robert J. Beaver, and Barabara M. Beaver
Publisher: Cengage Learning


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  • 1: Describing Data With Graphs (33)
  • 2: Describing Data with Numerical Measures (30)
  • 3: Describing Bivariate Data (13)
  • 4: Probability and Probability Distributions (15)
  • 5: Several Useful Discrete Distributions (19)
  • 6: The Normal Probability of Distribution (59)
  • 7: Sampling Distributions (19)
  • 8: Large-Sample Estimation (19)
  • 9: Large-Sample Test of Hypotheses (37)
  • 10: Inference from Small Samples (33)
  • 11: The Analysis of Variance (39)
  • 12: Linear Regression and Correlation (42)
  • 13: Multiple Regression Analysis (51)
  • 14: Analysis of Categorical Data (24)
  • 15: Nonparametric Statistics (35)

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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
MC - Multiple Choice Question


Question Availability Color Key
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Group Quantity Questions
Chapter 1: Describing Data With Graphs
1.MC 33 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 022 023 024 025 026 027 028 029 030 031 032 033 034 035
Chapter 2: Describing Data with Numerical Measures
2.MC 30 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030
Chapter 3: Describing Bivariate Data
3.MC 13 001 002 003 004 005 006 007 008 009 010 011 012 013
Chapter 4: Probability and Probability Distributions
4.MC 15 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015
Chapter 5: Several Useful Discrete Distributions
5.MC 19 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019
Chapter 6: The Normal Probability of Distribution
6.MC 59 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 054 055 056 057 058 059
Chapter 7: Sampling Distributions
7.MC 19 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019
Chapter 8: Large-Sample Estimation
8.MC 19 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019
Chapter 9: Large-Sample Test of Hypotheses
9.MC 37 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037
Chapter 10: Inference from Small Samples
10.MC 33 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033
Chapter 11: The Analysis of Variance
11.MC 39 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039
Chapter 12: Linear Regression and Correlation
12.MC 42 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042
Chapter 13: Multiple Regression Analysis
13.MC 51 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051
Chapter 14: Analysis of Categorical Data
14.MC 24 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024
Chapter 15: Nonparametric Statistics
15.MC 35 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035
Total 468