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seropon [69]
2 years ago
11

alex measured the length of an item to be 3.9 cm. the actual length is 3.5 cm what is alex percent error ?

Business
1 answer:
Alisiya [41]2 years ago
3 0

Answer:

11.42 %

Explanation:

The formula for calculating percentage error

percentage error = <u>observed value - actual value x 1</u>00

     actual value

Percentage error =    <u>3.9- 3.5</u>  x 100

    3.5

Percentage error = <u>0.4  x 100</u>

                             3.5

Percentage error =0.1142 x 100

Percentage error = 11.42 %

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