Situation: You want to buy three books that are on sale at 20% off. The original prices of the books are $2.50, $4.95, and $6.00
1 answer:
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Answer:
And replacing we got:
And the best anwer is
10.12
Step-by-step explanation:
We have the following data given:
62 63 68 72 79 80 83 93 94 95
And we need to begin finding the mean with the following formula:
And replacing we got:
Now we can find the mean absolute deviation like this:
And finally we can find the mean abslute deviation with the following formula:
And replacing we got:
And the best anwer is
10.12
