Elementary Statistics: Picturing the World

Key differences between 6th and 5th editions

• Period between current and previous publications: 3 years (2014 vs 2011).
• Larson and Farber "Elementary Statistics" was first published in 1999.
• All chapters offer a Chapter Test, with questions in random order. Answers to questions are in the Annotated Instructor’s Edition.
• About 40% of 210 examples in 6th Ed are new or updated .
• About 45% of 2300 exercises are new or updated.
• Section 1.3 "Data Collection and Experimental Design" includes an example distinguishing between an observational study and an experiment.
• Section 2.4 "Measures of Variation" defines coefficient of variation, and includes an example
• Section 2.5 "Measures of Position" includes guidelines and an example on using the interquartile range to identify outliers, defines and includes an example on how to find a percentile that corresponds to a specific data entry, and includes an example on comparing z-scores from different data sets.
• Sections 6.1, 6.2, 7.2, 7.3, 8.1, and 8.2 incorporate a new approach on how to choose between using the standard normal distribution and the t-distribution to the more modern approach of using the standard normal distribution when the population standard deviation is known and using the t-distribution when the population standard deviation is unknown.
• New Case Studies:
• Business Size in the Chapter 2
• Distribution of Number of Hits in Baseball Games in the Chapter 4
• New Technology example "Parking Tickets" in the Chapter 2