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PSY 315 Psychology Worksheet essay assignment
Provide a response to the following prompts.
- Explain and provide an example for each of the following types of variables:
- Nominal:
- Ordinal:
- Interval:
- Ratio scale:
- Continuous:
- Discrete:
- Quantitative:
- Qualitative:
- The following are the speeds of 40 cars clocked by radar on a particular road in a 35 miles-per-hour zone on an afternoon:
30, 36, 42, 36, 30, 52, 36, 34, 36, 33, 30, 32, 35, 32, 37, 34, 36, 31, 35, 20
24, 46, 23, 31, 32, 45, 34, 37, 28, 40, 34, 38, 40, 52, 31, 33, 15, 27, 36, 40
Create a frequency table and a histogram. Then, describe the general shape of the distribution.
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- Raskauskas and Stoltz (2007) asked a group of 84 adolescents about their involvement in traditional and electronic bullying. The researchers defined electronic bullying as “…a means of bullying in which peers use electronics {such as text messages, emails, and defaming Web sites} to taunt, threaten, harass, and/or intimidate a peer” (p. 565). The table below is a frequency table showing the adolescents’ reported incidence of being victims or perpetrators or traditional and electronic bullying.
- Using the table below as an example, explain the idea of a frequency table to a person who has never taken a course in statistics.
- Explain the general meaning of the pattern of results.
Incidence of Traditional and Electronic Bullying and Victimization (N = 84) | |||
Forms of bullying | N | % | |
Electronic victims | 41 | 48.8 | |
Text-message victim | 27 | 32.1 | |
Internet victim (websites, chatrooms) | 13 | 15.5 | |
Camera-phone victim | 8 | 9.5 | |
Traditional victims | 60 | 71.4 | |
Physical victim | 38 | 45.2 | |
Teasing victim | 50 | 59.5 | |
Rumors victim | 32 | 38.6 | |
Exclusion victim | 30 | 50 | |
Electronic bullies | 18 | 21.4 | |
Text-message bully | 18 | 21.4 | |
Internet bully | 11 | 13.1 | |
Traditional bullies | 54 | 64.3 | |
Physical bully | 29 | 34.5 | |
Teasing bully | 38 | 45.2 | |
Rumor bully | 22 | 26.2 | |
Exclusion bully | 35 | 41.7 |
- Describe whether each of the following data words best describes descriptive statistics or inferential statistics. Explain your reasoning.
- Describe:
- Infer:
- Summarize:
- Regarding gun ownership in the United States, data from Gallup polls over a 40-year period show how gun ownership in the United States has changed. The results are described below, with the percentage of Americans who own guns given in each of the 5 decades.
Year | % |
1972 | 43 |
1982 | 42 |
1992 | 48 |
2002 | 40 |
2012 | 43 |
- Are the percentages reported above an example of descriptive statistics or inferential statistics? Why?
- Based on the table, how would you describe the changes in gun ownership in the United States over the 40 years shown?
- Refer to the Simpson-Southward et al. (2016) article from this week’s Electronic Reserve Readings. Was this an example of inferential statistics and research or descriptive statistics and research? Justify your response.
- Explain and provide an example for each of the following shapes of frequency distributions.
- Symmetrical:
- Skew:
References
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