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21 April, 21:43

Clare estimates that her brother is 4 feet tall. When they get measured at the doctor's office, her brother's actual height is 4 feet, 2 inches. Should Clare's or the doctor's measurement be considered the actual height? Explain your reasoning. What was the error, expressed in inches? What was the error, expressed as a percentage of the actual height?

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  1. 21 April, 23:47
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    Percentage of error by Clare is estimated as 4.1667 %.

    Step-by-step explanation:

    Height measured by Clare = 4 feet

    Height measured by Doctor = 4 feet, 2 inches

    Percentage error = ?

    Percentage error = Difference / Actual height * 100

    Percentage error = (2 / (4*12)) * 100

    Percentage error = 4.1667 %

    The accurate height is measured by Doctor, as he have more accurate measurement system.
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