Measures of Central Tendency and Variability

Scenario: Imagine that your employer is hosting a walking competition. Employees are to report the number of minutes they walk each week. Your employer has asked you to compute descriptive statistics on the data from the first week of the competition to help him know how much people are walking.Data Set
Number of Minutes Walked
88
100
92
104
81
100
91
75
127
111
12
111
59
94
102
82
77
81
111
111

• Your text (Word) document with your answers and explanations to the assignment questions, your SPSS Data file, and your SPSS Output file.
• Computation/explanation of the mean
• Computation/explanation of the median
• Computation/explanation of the mode
• Computation/explanation of the range
• Computation/explanation of the deviation of the highest score from the mean
• Computation/explanation of the standard deviation and (∑X)2 and ∑X2
• Computation of the mean in SPSS
• Computation of the standard deviation in SPSS
• How statistics would change without the lowest score in the data set
• Type of distribution

Sample Solution