Respond to the following in a minimum of 500 words:
The most frequently used measures of central tendency for quantitative data are the mean and the median. The following table shows civil service examination scores from 24 applicants to law enforcement jobs:
83 74 85 79
82 67 78 70
18 93 64 27
93 98 82 78
68 82 83 99
96 62 93 58
Using Excel, find the mean, standard deviation, and 5-number summary of this sample.
- Construct and paste a box plot depicting the 5-number summary.
- Does the dataset have outliers? If so, which one(s)?
- Would you prefer to use the mean or the median as this dataset’s measure of central tendency? Why?
Due Day 7
Reply to at least 2 of your classmates or your faculty member and/or address any of the following subjects:
- What is a box plot and why do we use it?
- What is a five-number summary and explain the four quartiles
- Why are visuals so important with descriptive analytics?
Be constructive and professional and use credible references.
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