Write and solve an equation to find the value of the variable. 5.2, 8.3, 8.5, 7.7, 7.8, y; mean = 7.1
mean = (5.2 + 8.3 + 8.5 + 7.7 + 7.8 + y)/6 = 7.1 37.5 + y = 7.1 * 6 = 42.6 y = 42.6 - 37.5 = 5.1
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Updated 4/3/2014 8:14:25 AM
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mean = (5.2 + 8.3 + 8.5 + 7.7 + 7.8 + y)/6 = 7.1
37.5 + y = 7.1 * 6 = 42.6
y = 42.6 - 37.5 = 5.1
Confirmed by andrewpallarca [4/3/2014 10:08:34 AM]

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