Math Problem Statement
Sixty-five randomly selected car salespersons were asked the number of cars they generally sell in one week. Fourteen people answered that they generally sell four cars; nineteen generally sell five cars; twelve generally sell six cars; nine generally sell seven cars; eleven generally sell eight cars. Calculate the following. (Enter an exact number as an integer, fraction, or decimal.)
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Mean
Frequency Distribution
Formulas
Mean = (Sum of (x * f)) / (Sum of f)
x: number of cars sold
f: frequency of that number of cars sold
Theorems
Basic Statistical Averages
Suitable Grade Level
Grades 9-12
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