Math Problem Statement
The physical plant at the main campus of a large state university receives daily requests to replace florescent light bulbs. the distribution of the number of daily requests is bell shaped and has a mean of 55 and a standard deviation of 8 using the empirical rule 68-95-99.7 what is the approximate percentage of the lightbulb replacements requests numbering between 47 and 55
Solution
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Math Problem Analysis
Mathematical Concepts
Normal Distribution
Empirical Rule (68-95-99.7 Rule)
Statistics
Formulas
Empirical rule percentages for normal distribution
Standard deviation (σ) from mean (μ)
Theorems
Empirical Rule (68-95-99.7 rule)
Suitable Grade Level
Grades 9-12
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