Exam (elaborations)

Solutions for Business Statistics 3rd Edition Donnelly (All Chapters included)

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Course
Introduction to Statistics

Institution
Introduction To Statistics

Complete Solutions Manual for Business Statistics 3rd Edition by Robert A. Donnelly ; ISBN13: 9780134685267. (Full Chapters included Chapter 1 to 18)....1.An Introduction to Business Statistics 2.Displaying Descriptive Statistics 3.Calculating Descriptive Statistics 4.Introduction to Probabilities ...

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Uploaded on September 18, 2024
Number of pages 766
Written in 2024/2025
Type Exam (elaborations)
Contains Questions & answers

solutions

Institution Introduction to Statistics
Course Introduction to Statistics

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Page 1 of 766

INSTRUCTOR’S SOLUTIONS
MANUAL
DIRK TEMPELAAR
Masstricht University

E K
BUSINESS STATISTICS
E
THIRD E DITION
G
Robert A. Donnelly E D
Complete Chapter Solutions Manual
M
are included (Ch 1 to 18)

** Immediate Download ✅
** Swift Response
** All Chapters included
1

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Table of Contents

Chapter 1: An Introduction to Business Statistics… ...................................................................... 1-1
Chapter 2: Displaying Descriptive Statistics… .............................................................................. 2-1
Chapter 3: Calculating Descriptive Statistics… ............................................................................. 3-1
Chapter 4: Introduction to Probabilities… ......................................................................................4-1
Chapter 5: Discrete Probability Distributions… .............................................................................5-1
K
Chapter 6: Continuous Probability Distributions… .......................................................................6-1
Chapter 7: Sampling and Sampling Distributions… ...................................................................... 7-1
E
Chapter 8: Confidence Intervals… .................................................................................................. 8-1
Chapter 9: Hypothesis Testing for a Single Population… .............................................................9-1
E
Chapter 10: Hypothesis Tests Comparing Two Populations… ................................................... 10-1
G
Chapter 11: Analysis of Variance (ANOVA) Procedures… ....................................................... 11-1
Chapter 12: Chi-Square Tests… .................................................................................................... 12-1
Chapter 13: Hypothesis Tests for the Population Variance… ..................................................... 13-1
D
Chapter 14: Correlation and Simple Linear Regression… .......................................................... 14-1
Chapter 15: Multiple Regression and Model Building… ............................................................ 15-1
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Chapter 16: Forecasting.................................................................................................................. 16-1
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Chapter 17: Decision Analysis… ..................................................................................................17-1
Chapter 18: Nonparametric Statistics… ........................................................................................ 18-1

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CHAPTER 1
An Introduction to Business Statistics

1.1 Quantitative/Interval. The differences between average monthly temperatures are
meaningful, but there is no true zero point, i.e., absence of temperature.

1.2 Quantitative/Ratio. The differences between average monthly rainfalls are meaningful, and
there is a true zero point, because there may be a month without any rainfalls.
K
1.3 Qualitative/Ordinal. You can rank education level, but the differences between different
educational levels cannot be measured.
E
1.4 Qualitative/Nominal. The marital status is just a label without a meaningful difference, or
ranking.
E
1.5 Quantitative/Ratio. The differences between ages of respondents are meaningful and there
is a true zero point: an age of the respondents that equals zero represents the absence of age.
G
1.6 Qualitative/Nominal. The genders are merely labels with no ranking or meaningful
difference.

zero point with calendar years. E D
1.7 Quantitative/Interval. The differences between birth years are meaningful, but there is no true

1.8 Qualitative/ Nominal. The political affiliations are merely labels with no ranking or
meaningful difference.
M
1.9 Qualitative/ Nominal. The races of the respondents are merely labels with no ranking or
meaningful difference.

1.10 Qualitative/ Ordinal. You can rank the performance rating, but the differences between
different performance ratings cannot be measured.

1.11 Qualitative/ Nominal. The uniform numbers of each member of the school’s sport team are
labels with no ranking or meaningful difference.

1.12 Qualitative/ordinal. The differences in the data values between class ranks are not
meaningful.

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1-2 Chapter 1

1.13 Quantitative/Ratio. The differences between final exam scores for your statistics class
are meaningful, and there is a true zero point because a student who did not take the exam
would have a score of zero.

1.14 Qualitative/Nominal. The state in which the respondents in a survey reside is a label and it
is meaningless to talk about the rating of this value.

1.15 Quantitative/Interval. The differences between SAT scores for graduating high school
K
students are meaningful, but there is no true zero point because a student with an SAT score
equal to zero does not indicate the absence of a score.
E
1.16 Qualitative/Ordinal. You can rank movie ratings, but the differences between
different ratings cannot be measured.
E
1.17 Qualitative/ordinal. The differences in the data values between ratings are not meaningful.
G
1.18 Qualitative/ordinal. The differences in the data values between ratings are not meaningful.

1.19 Cross-sectional

1.20 Time series
E D
1.21 Time series: Men weekly earnings over the five years.
Time series: Women weekly earnings over the five years.
M
1.22 Cross-sectional data: Men and women workers weekly earnings for any one particular year.

1.23 Cross-sectional: The number of 8x10, 11x14 and 13x19 prints sold over a particular year.

1.24 Time series: the number of 8x10 prints sold over the four years.
Time series: the number of 11x14 prints sold over the four years.
Time series: the number of 13x19 prints sold over the four years.

1.25 Descriptive statistics, because it identifies a sample mean.

1.26 Inferential statistics, because the statements about comparing the average costs of a hotel
room in two states was based on results from samples taken from two populations.

4

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Exam (elaborations)

Solutions for Business Statistics 3rd Edition Donnelly (All Chapters included)

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