Math Problem Statement
An Internet media and market research firm measured the amount of time an individual spends viewing a specific Webpage. The data in the accompanying table represent the amount of time, in seconds, a random sample of 40 surfers spent viewing a Webpage. Create the graphical summary. Write a sentence that describes the data.
21
27
15
111
9
86
20
26
185
73
27
83
75
51
45
42
4
27
51
27
11
69
19
166
104
12
10
31
48
199
13
12
23
16
40
5
65
14
81
114
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Descriptive Statistics
Data Visualization
Formulas
Mean = (Σx) / n
Median = Middle value
Standard Deviation = sqrt((Σ(x - mean)^2) / n)
Boxplot components
Histogram frequency distribution
Theorems
Empirical Rule for Normal Distributions
Five-number Summary
Suitable Grade Level
Grades 10-12
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