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Statistics for People Who (Think They) Hate Statistics Fifth Edition Test Bank

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource Chapter 1 Test Bank  Note to instructor: Test items marked with this star symbol also appear in the chapter quiz on the book’s open - access Student Study Site .  1. When humans first realized that counting was a good idea, this became a useful skill for people to have: a. Knowing the alphabet b. Asking questions * c. Collecting information d. Making decisions  2. In early times, once numbers became part of the human language, the next step was to attach numbers to: * a. Outcomes b. Letters c. Places d. Time  3. After the first set of data having to do with populations was collected during the 17th century scientists needed to develop: a. General tools to answer general questions b. General tools to answer specific questions c. Specific tools to answer general questions * d. Specific tools to answer specific questions  4. Most of the basic statistical procedures were first developed and used in other fields and used to study human behavior much later.

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource * a. True b. False  5. The past 100 years has seen numerous examples of new ways to use old ideas. * a. True b. False  6. One of the most used statistical programs that has opened up the use of sophisticated techniques to those who want to explore is: * a. SPSS b. Microsoft Word c. Mini Tab d. None of the above  7. Today, statisticians in many different professional areas find themselves using ________ techniques to answer different questions. a. Varied b. New * c. The same d. Experimental  8. Generally, although sometimes called different things, the same statisti cs are used in most disciplines. * a. True b. False

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource  9. Statistics describes a set of __________ that is used for describing, organizing, and interpreting information. a. Statements b. Rules and exceptions * c. Tools and techniques d. Numbers and letters  10. ___________ statistics involve collecting, organizing, and summarizing data. a. Experimental * b. Descriptive c. Inferential d. Organizational 11. Inferential statistics involve _________ the data. a. Organizing b. Balancing c. Editing * d. Interpreting 12. The type of descriptive statistic that tells you the most popular/most frequent choice from a number of choices is the: a. Median * b. Mode c. Mean d. Average

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 13. The descriptive statistic that is also referred to as the “average” is the: a. Median b. Mode * c. Mean d. Descriptor 14. _______ statistics are often (but not always) the next step after you have some basic understanding of data . a. Descriptive * b. Inferential c. Experimental d. Observational 15. ________ is to smaller group of data as population is to larger group of data. a. Micro group b. Mini group c. Micro data * d. Sample 16. A population can be considered all of the occurrences with certain characteristics. * a. True b. False 17. All members of a sample are members of the population. * a. True

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource b. False 18. Descriptive and inferential statistics work hand in hand, and which one you use and when depends on: * a. The question you want answered. b. The methods you choose for investigation. c. The sample you select. d. The population you choose. 19. The introduction of personal computers and their use in statistical analyses has been both good and bad. Give an example of a “good” reason and one example of a “bad” reason. *a. GOOD: most statistical analyses no longer require access to a huge and expensive mainframe computer; a simple computer typically costing less than $500 can do most of what’s needed. BAD: Less than adequately educated students will take available data and think that by running it through a sophisticated analysis they will have reliable, trustworthy, and meaningful outcomes when they do not. 20. The study of statistics can be intimidating, but it can also be rewarding. Describe at least two benefits to your life as a student by engaging in the study of statistics. *a. Varies 21. What term is used to describe the science of organizing and analyzing information to make the information more easily understood? a. Analysis b. Data c. Interpretation * d. Statistics

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 22. Which of the following individuals used statistical methods during the 17th century to study the intelligence of his family members? a. Charles Darwin * b. Francis Galton c. Isaac Newton d. Alfred Binet 23. Which of the following would be used to describe the type of statistical methods used to organize and describe the characteristics of a collection of data? a. Inferential statistics * b. Descriptive statistics c. Sampling methods d. Population methods 24. When did the first collection of a set of data pertaining to populations occur? a. 15th century * b. 17th century c. 19th century d. 21st century 25. Who popularized the use of the correlation coefficient? a. Charles Darwin b. Neil Salkind * c. Francis Galton d. R.A. Fisher

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 26. What term s is defined as a set of tool and techniques used for describing, organizing, and interpreting data? a. Inferential b. Population c. Sample * d. Statistics 27. If your professor tells you, "if you don't start with reliable data, you'll end up with unreliable results," what does he/she mean? a. A bird in the hand is worth two in the bush. b. A watched pot never boils. c. Don't cry over spilt milk. * d. Garbage in, garbage out. 28. What will you need to complete most statistical analyses? * a. A personal computer b. Large computer mainframe c. A slide rule d. A highly trained technician 29. In what century, was the simplest test for examining differences between two groups first advanced? a. 17th century b. 18th century c. 19th century * d. 20th century

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 30. Inferential statistics is most often used for which of the following? a. Summarizing data b. Organizing data * c. Interpreting data d. Collecting data 31. Which of the following is NOT a use of descriptive statistics? a. Organizing data * b. Interpreting data c. Summarizing data d. Collecting data 32. What type of statistics is used to organize and describe the characteristics of a collection of data? a. Inferential * b. Descriptive c. Ordinal d. Nominal 33. What is a collection of information also called? * a. Data set b. Sample statistic c. Descriptive statistic d. Population subset

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 34. When are descriptive measures most often used? * a. To describe how often something occurs b. To determine if a sample is representative of a population c. To predict an outcome d. To determine the effect of an intervention 35. How are inferential statistics most often used? a. To infer to the quality of data collected b. To organize and describe data * c. To make inferences from the sample to the population d. To plot the data 36. What is the small subset of the population from whom you collect data called? a. Population * b. Sample c. Database d. Group A 37. What is the larger group from which a sample is drawn? a. Sample group * b. Population c. Median d. Mode

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 38. What type of statistics employs the use of sample data that is used to infer information about the population? a. Descriptive statistics b. Ordinal statistics c. Nominal statistics * d. Inferential statistics 39. When should inferential statistics typically be used? a. Before descriptive statistics * b. After descriptive statistics c. At the same time as descriptive statistics d. Never with descriptive statistics 40. The average age of everyone in the class is an example of what type of statistics? a. Inferential b. Mode c. Median * d. Descriptive 41. Statistics is used in the following fields: a. Psychology b. Anthropology c. Education * d. All of the above

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource 42. A common goal in statistics is to: * a. Generalize results from a sample to a population b. Generalize results from a population to a sample c. Generalize results from a population to a second population d. Generalize results from a sample to a second sample 43. Statistics is a very general field in that it can be utilized in a wide variety of areas of study. * a. True b. False 44. Define descriptive statistics. *a. Descriptive statistics are used to organize and describe the characteristics of a collection of data. 45. Define inferential statistics. *a. Inferential statistics are used to make inferences from a smaller group of data (the sample) to the larger group (population). 46. What is the difference between descriptive and inferential statistics? *a. Descriptive statistics organizes and describes data, while inferential statistics is used to infer meaning about a larger population from a sample of the population. 47. What is a data set? *a. A collection of information or data 48. Name two common descriptive statistics.

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource *a. Mean, Median, Mode, Frequency (any of these may be considered correct) 49. What is a sample? *a. A sample is a smaller portion (representative portion) of the larger group or population. The sample is the group from whom data is collected in hopes of generalizing results to the population. 50. Provide three examples of how taking a statistics class may benefit you. *a. Looks good on a transcript, Separates you from others, Intellectual challenge, Prepares you for understanding concepts in other sciences, You need it for graduate school, People will think you are smart (Note: Other answers may also be considered acceptable at the discretion of the professor) 51. List five ways to succeed in this statistics class. *a. Remind yourself you are not dumb (even when lessons are difficult); Keep an open mind (and good attitude) about statistics; Work through the chapters sequentially (don’t skip lessons); Form a study group; Ask the teacher or friend questions; Complete the exercises at the end of each chapter; Practice, practice, practice; Look for applications; Browse the chapters, then go back and read; Have fun – celebrate small successes .

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource Chapter 2: Means to an End: Computing and Understanding Averages  Note to instructor: Test items marked with this star symbol also appear in the chapter quiz on the book’s open - access Student Study Site. 1. While there are three measures of central tendency, the mean, median, and mode are all interchangeable anyway. A) True * B) False 2. This is the value that best represents an entire group of scores. A) Mean B) Median C) Mode * D) Average 3. Which of the following is not a measure of central tendency? A) Median B) Mode * C) Standard deviation D) Mean 4. This measure of central tendency can be considered the most precise: A) Mode B) Median * C) Mean D) None of the above 5. This measure of central tendency can be considered the least precise:

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource A) Median * B) Mode C) Mean D) Other  6. What should be used to determine central tendency? A) A correlation B) A graph C) T he standard deviation * D) The average 7. This consists of the middle point of a set of values: A) Mean * B) Median C) Mode D) Other  8. What is the most common average computed? A) Mode * B) Mean C) Variance D) Median 9. What is the symbol used to represent the mean? A) N B) n * C)

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    Salkind, Statistics for People W ho (Think They) Hate Statistics , Fifth Edition Instructor Resource D) X  10. What is another term for the mean? A) Midpoint B) Frequency * C) Arithmetic average D) Distribution  11. What value is most often used to represent an entire group of scores? A) Mode B) N C) Median * D) Mean  12. If a distribution is "significantly distorted" what is this called? A) Variability B) Outliers * C) Skew D) Percentile 13. What is another way of describing "measures of central tendency"? A) Statistical measures B) Measures of variability * C) Averages D) Deviation scores  14. What is the formula for computing the mean?

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