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The top five test scores in Mr. Rhodes class were: 98, 92, 96, 97, and 97. What is the mean absolute deviation?

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mean = (1/5) ( 98+92+96+97+97) = 480/5 = 96
mean abs deviation = (1/5)[ |98-96 |+|92-96| .....
=(1/5)( 2+4+0+1+1)
= 8/5
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