Question:
The arithmetic mean of 7.6, 6.8, 5.4, 6.4, 7.2, (4)8, 6.6, and 5.8 is
The arithmetic mean of 7.6, 6.8, 5.4, 6.4, 7.2, (4)8, 6.6, and 5.8 is
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To calculate the arithmetic mean, add all the numbers and divide by the number of items.
Updated On: Apr 28, 2025
- 6.523
- 6.345
- 6.235
- 6.325
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The Correct Option is D
Solution and Explanation
The arithmetic mean is the sum of the numbers divided by the total number of items: \[ \text{Mean} = \frac{7.6 + 6.8 + 5.4 + 6.4 + 7.2 + (4)8 + 6.6 + 5.8}{8} = \frac{5(2)6}{8} = 6.325. \]
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