Statistics PSY302 Quiz One. 1. A datum is a piece of information; the plural of datum is: (p. 7) A.a. bytes B.b. bits C.c. data D.d. statistics E.e. All.

Statistics PSY302 Quiz One

1. A datum is a piece of information; the plural of datum is: (p. 7)

A. a. bytesB. b. bitsC. c. dataD. d. statisticsE. e. All of the above

1. A datum is a piece of information; the plural of datum is: (p. 7)

A. a. bytesB. b. bitsC. c. dataD. d. statisticsE. e. All of the above

2. ____ describes a set of tools used for describing, organizing and interpreting data (7)

a) Science

b) Statistics

c) Cladistics

d) Coefficients

e) Formulas

2. ____ describes a set of tools used for describing, organizing and interpreting data (7)

a) Science

b) Statistics

c) Cladistics

d) Coefficients

e) Formulas

3. Descriptive statistics are used to organize and describe a collection of data. An example of a

descriptive statistic is:

a. Average grade on exam 2

b. The color bluec. Number of students

who passed (>60)d. A & C

student Paper2 Paper1 exam1 exam2

1822 92% 90 70% 76%

2591 93% 90 68% 74%

2009 92% 90 58% 58%

2912 92% 90 93% 88%

6788 92% 90 65% 66%

2691 94% 90 81% 81%

582 91% 90 63% 58%2792 92% 90 65% 78%

609 92% 90 67% 74%

1222 92% 90 58% 59%

3282 93% 90 56% 69%

2290 92% 90 68% 66%

4345 92% 90 70% 78%

3434 92% 90 84% 78%

5625 92% 92 95% 81%

5452 92% 92 89% 88%

1128 92% 90 84% 73%

6860 92% 90 74% 74%

2970 92% 90 60% 68%

7764 94% 90 81% 76%

3. Descriptive statistics are used to organize and describe a collection of data. An example of a

descriptive statistic is:

a. Average grade on exam 2

b. The color bluec. Number of students

who passed (>60)d. A & C

student Paper2 Paper1 exam1 exam2

1822 92% 90 70% 76%

2591 93% 90 68% 74%

2009 92% 90 58% 58%

2912 92% 90 93% 88%

6788 92% 90 65% 66%

2691 94% 90 81% 81%

582 91% 90 63% 58%2792 92% 90 65% 78%

609 92% 90 67% 74%

1222 92% 90 58% 59%

3282 93% 90 56% 69%

2290 92% 90 68% 66%

4345 92% 90 70% 78%

3434 92% 90 84% 78%

5625 92% 92 95% 81%

5452 92% 92 89% 88%

1128 92% 90 84% 73%

6860 92% 90 74% 74%

2970 92% 90 60% 68%

7764 94% 90 81% 76%

4. Inferential statistics is the process of (p. 9)

A. a. analyzing data to determine truthB. b. describing or summarizing data distributionsC. c. calculating the center or middle of the data D. d. determining the probability of an outcome E. e. making inferences about a large group

4. Inferential statistics is the process of (p. 9)

A. a. analyzing data to determine truthB. b. describing or summarizing data distributionsC. c. calculating the center or middle of the data D. d. determining the probability of an outcome E. e. making inferences about a large group

5. The Modal Value for breakfast is:

A. 2.47

B. 2.89

C. 3.52

D. 3.55

E. 4.89

1989 1990 1991 1992 1993 1994 1995 1996 1997BREAKFAST 2.47 2.68 2.89 3.35 3.52 3.52 3.55 3.55 3.55LUNCH 4.09 4.31 4.51 4.61 4.84 4.84 4.89 4.89 4.89DINNER 5.46 5.72 6.04 6.14 6.45 6.45 6.51 6.51 6.51

5. The Modal Value for breakfast is:

A. 2.47

B. 2.89

C. 3.52

D. 3.55

E. 4.89

1989 1990 1991 1992 1993 1994 1995 1996 1997BREAKFAST 2.47 2.68 2.89 3.35 3.52 3.52 3.55 3.55 3.55LUNCH 4.09 4.31 4.51 4.61 4.84 4.84 4.89 4.89 4.89DINNER 5.46 5.72 6.04 6.14 6.45 6.45 6.51 6.51 6.51

6. To pursue a graduate degree in ____ you might not need statistics. (11)

A. Education

B. Nursing

C. Economics

D. Spanish

E. Sociology

6. To pursue a graduate degree in ____ you might not need statistics. (11)

A. Education

B. Nursing

C. Economics

D. Spanish

E. Sociology

7. Which of the following is a good strategy for passing statistics? (13)

A. Skip class

B. Don’t buy the book

C. Form a study group

D. By the cable package with the most stations

E. All of the above

7. Which of the following is a good strategy for passing statistics? (13)

A. Skip class

B. Don’t buy the book

C. Form a study group

D. By the cable package with the most stations

E. All of the above

8. Excel and _____ are examples of computer programs for analyzing data.

A. Prolix

B. SPSS

C. PowerPoint

D. Facebook

E. All of the above

8. Excel and _____ are examples of computer programs for analyzing data.

A. Prolix

B. SPSS

C. PowerPoint

D. Facebook

E. All of the above

9. The data sets used in this class:

A. Must be entered manually

B. Can be downloaded from the web

C. Are not really important

D. Are only available in Excel format

E. All of the above are true

9. The data sets used in this class:

A. Must be entered manually

B. Can be downloaded from the web

C. Are not really important

D. Are only available in Excel format

E. All of the above are true

10. A _____ section provides a demonstration of how some aspect of statistics is used in the

everyday workplace of scientists and others.

A. Glossary

B. Appendix

C. Real-World Stats

D. Video

E. All of the above

10. A _____ section provides a demonstration of how some aspect of statistics is used in the

everyday workplace of scientists and others.

A. Glossary

B. Appendix

C. Real-World Stats

D. Video

E. All of the above

The End