
Concept explainers
(a)
To calculate: The mean rounded to the nearest whole number for the weekly expenses of students who takes business mathematics. The weekly expenses of students are shown below:
89 |
42 |
78 |
156 |
67 |
58 |
92 |
80 |
55 |
75 |
85 |
99 |
88 |
90 |
85 |
95 |
100 |
95 |
79 |
93 |
56 |
78 |
81 |
84 |
105 |
77 |
(b)
To calculate: The median for the weekly expenses of students who takes business mathematics. The weekly expenses of students are shown below:
89 |
42 |
78 |
156 |
67 |
58 |
92 |
80 |
55 |
75 |
85 |
99 |
88 |
90 |
85 |
95 |
100 |
95 |
79 |
93 |
56 |
78 |
81 |
84 |
105 |
77 |
(c)
The mode for the weekly expenses for the students who takes business mathematics. The weekly expenses of students are shown below:
89 |
42 |
78 |
156 |
67 |
58 |
92 |
80 |
55 |
75 |
85 |
99 |
88 |
90 |
85 |
95 |
100 |
95 |
79 |
93 |
56 |
78 |
81 |
84 |
105 |
77 |
(d)
A statistical interpretation based on the mean median and mode for the weekly expanses for the students.

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Chapter 7 Solutions
Pearson eText for Business Math -- Instant Access (Pearson+)
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