Find the mean of the following set of numbers: 3, 7, 9, 11, 15. The mean is ________.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to calculate the mean of a set of numbers. The mean is the arithmetic average, obtained by summing all the data and then dividing by the number of data points.
Key Concept Explanation
The mean is a measure of central tendency that reflects the average level of the data. It is calculated by summing all the values and dividing by the number of values.
Step-by-step Solution
1. Sum the numbers:
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