michellealvarez985
25.04.2020 •
Mathematics
In a study of the accuracy a fast food drive-through orders while Restaurant had 37 orders that were not accurate amount 326 orders of observed you say 0.01 significant level to test the claim that the rate of an accurate orders is equal to 10% does the accuracy rate appear to be acceptable
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Ответ:
1.57ft²
Explanation:
A=πr²
d=2r
A=1/4πd²=1/4·π·2² ≈ 3.14159ft²
Divide 3.141 by 2
1.57ft²