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Applying Average in Everyday Life

Find the aver...

Question

Find the average sleeping hours of Alex for the given week.
8 hours, 8 hours, 7 hours, 7.5 hours, 7.5 hours, 9 hours, and 9 hours.

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Solution

Sum of the sleeping hours of one week
= (8 + 8 + 7 + 7.5 + 7.5 + 9 + 9) hours
= 56 hours
Number of days = 7
∴ Mean of sleeping hours = 56/7 hours = 8 hours

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