A student measured the length of a wire four times using a metre rule and obtained the following readings

      

A student measured the length of a wire four times using a metre rule and obtained the following readings: 18.6 cm; 18.5 cm and 18.6 cm. Determine the length the length the student should record

  

Answers


John
$\frac{18.6+18.5+18.5}{4}$ = 18.55 cm
johnmulu answered the question on February 6, 2017 at 06:22


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