Reference no: EM132358507
1. Which of the following is most appropriate for examining differences in the average number of hours spent viewing television among four different age groups?
A. Anova
B. Z test
C. T-test
D. McNemar's test
2. In a research presentation, a supporting material known as analogy is defined as
A. An implicit comparison between two unlike that actually have something important in common, expresses the unfamiliar in terms of familiar, achieving its effect via association, comparison, and resemblance
B. A comparison between two different things to highlight a point of similarity; not offered as conclusive proof for an argument, but may be useful to clarify the argument or presenter's position.
C. Numerical data used in the collection, analysis, and interpretation of data, but also found in data collection planning.
D. A critical incident selected to prove an overreaching chain; brief rather than detailed stories.
3. Which of the following can be determined with the use of a frequency distribution?
A. The shape of the variable's distribution
B. The systematic variance associated with the sample
C. Whether a systematic association exists between two variables
D. How close does a sample comes to the null hypothesis
4. Which of the following choices for displaying data would include values for which no observations occurred?
A. Heretical triangle
B. Bar Chart
C. Boxplot
D. Stem-and-leaf display
5. In what section are complex tables, statistical tests, and supporting documents placed?
A. Introduction
B. Appendix
C. Methodology
D. Findings
6. The Process of ensuring the accuracy of data and their conversion from raw form into classified forms appropriate for analysis is called?
A. Data preparation
B. Data measurement
C. Coding
D. Data entry
7. Our perception of presenter's character affects how believable or convincing we find that person. The projection of credibility via personal character is the researcher's
A. Pathos
B. Epideictic
C. Ethos
D. Logos
8. ______ involves assigning numbers or other symbols to answers so that responses can be grouped into a limited number of categories
A. Collection
B. Coding
C. Editing
D. Data entry
9. Which of the following hypotheses is best examined with correlation analysis?
A. Income, geographic location, and gender are predictive of yearly clothing expenditures
B. Income level is related to average yearly clothing expenditures.
C. Men differ from women on average yearly clothing expenditures.
D. Clothing expenditures are higher in northern states and lower in southern and southwestern states.
10. A/An_____ is written for an audience of researchers
A. Technical report
B. Management report
C. Letter of transmittal
D. Executive summary
11. Which term refers to a conversation style of oral presentation that relies on minimal notes
A. Formal presentation
B. Extemporaneous presentation
C. Briefing
D. Executive summary
12. Which of the following techniques to control pace is thought to create a positive psychological effect on the reader?
A. Use of ample white space
B. Use of visual aids
C. Use of headings
D. Use of well-known vocabulary terms
13. The median is an appropriate measure of central tendency for ____ data
A. Ratio
B. Ordinal
C. Nominal
D. Interval
14. When will the valid percent figure in a frequency table differ from the percent figure?
A. When the cumulative percent exceeds 100%
B. When the frequency exceeds 10
C. When using replacement for missing values
D. When there are missing cases
15. Also known as beta error, ______ error occurs when the sample results lead to the nonrejection of a null hypothesis that is, in fact, false
A. One-tailed
B. Type II
C. Type I
D. Two-tailed
16. If data difference is not caused by random sampling fluctuations only, it's said to have
A. Reasonable doubt
B. Statistical significance
C. Substantive significance
D. Resistance
17. Which of the following indicates a series of words for which aliasing would be used in the analysis?
A. Pretty, beautiful, attractive
B. Going, walking, running, flying
C. Be, is, of, the
D. Search, searching, searches, searched
18. The level of significance chosen for hypothesis is testing based on
A. The desired degree of precision
B. The statistical test used
C. The desired level of confidence one wishes to have in the results.
D. How much risk a Type I error one is willing to accept.
19. A ______ is a visual representation that shows both the direction and the shape of a relationship.
A. Scatterplot
B. Value list
C. Normal distribution
D. Pie chart
20. Which of the following code description is most appropriate for coding responses to the vacation survey?
A. 1=beach only; 2=beach and spa; 3=beach and adventure; 4=beach, spa, adventure, and big city; 5= beach, spa, adventure, big city, and foreign travel 6= all of the above.
B. 1= one item checked, 2=two items checked 3=three items checked, 4=four items checked, 5= five items checked 6= six items checked
C. 1=beach, 2=spa, 3= adventure, 4=big city, 5= foreign travel, 6=cruise
D. 1=yes, 0=no for each variable.