Statistics
Write a paper (1–3 pages) including all of the following content:
– Calculate the mean, median, and mode of your collected data. Show and explain your calculations.
– Are these numbers higher or lower than you expected? Explain.
– Which of these measures of central tendency do you think most accurately describes the variable you are looking at? Provide your justification.
– Create a box plot to represent the data, labeling and numerating all 5 points on the box plot. For the plot, you may draw and insert it in your paper as a picture. Make sure it is legible.
Answer all questions posted in the instructions . Cite all sources in APA style and include a reference list at the end of your paper.
Data
Time taken on particular
day (min)
Event 7/13/15
7/14/15 7/15/15
7/16/15
7/17/15
7/18/15
7/19/15
7/20/15
7/21/15
7/22/15 7/23/15
Home to gym 8 9 9 10 9 – – 9 9 9 9
Gym to home 11 11 11 12 11 – – 12 11 11 11
home to work 9 9 9 9 9 – – 9 9,10 9 9
Work to home 12 15 13 15 13 – – 12 10,13 13 9
Work to main office – – – 5 – – – – – – 5
Main office to work – – – 5 – – – – – – 5
Home to store – – – – – 2 – 2 – – –
Store to home – – – – – 2 – 2 – – –
Home to cable store – – – – – – – – – – 20
Cable store to work – – – – – – – – – – 30
Work to phone store – – – – – – – – – – 15
Phone store to home – – – – – – – – – – 15
Sources:
Digital Readings
Read sections A–C from
Lane, D. M. (n.d.). Online Statistics Education: Graphing distributions. Retrieved fromhttp://onlinestatbook.com/2/graphing_distributions/graphing_distributions.html
Read sections A (parts 1–9) and B from
Lane, D. M. (n.d.). Online Statistics Education: Summarizing distributions. Retrieved fromhttp://onlinestatbook.com/2/summarizing_distributions/summarizing_distributions.html
Read section I (Distributions)
Lane, D. M., & Ziemer, H. (n.d.). Online Statistics Education: Introduction. Retrieved fromhttp://onlinestatbook.com/2/introduction/introduction.html
Videos and Exercises
Using the websites below, watch the videos and complete the practice exercises for the topics inBOLD:
Khan Academy. (2014). Descriptive statistics. Retrieved fromhttps://www.khanacademy.org/math/probability/descriptive-statistics
• Measures of central tendency (6 videos, 4 practice exercises)
• Box-and-whisker plots (4 videos, 1 practice exercise)
Khan Academy. (2014).Statistical studies. Retrieved fromhttps://www.khanacademy.org/math/probability/statistical-studies
• Categorical data (3 videos, 2 practice exercises)
Measures of Central Tendency
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