You are in a game show and you are asked to pour a gram of sand in the balance, the person closest to the gram wins you measure 0.894g, individual 2 got 765 milligrams, individual 3 got 1.25g and individual 4 got 0.0489 kilogram what is the percent error for each? which one was more accurate? can the combined measurements be counted as precise?

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Asked Aug 30, 2019
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You are in a game show and you are asked to pour a gram of sand in the balance, the person closest to the gram wins you measure 0.894g, individual 2 got 765 milligrams, individual 3 got 1.25g and individual 4 got 0.0489 kilogram what is the percent error for each? which one was more accurate? can the combined measurements be counted as precise?

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Expert Answer

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Step 1

Given, the exact value is 1 gram.

Individual 1 = 0.894 g

Individual 2 = 765 mg = 0.765 g

Individual 3 = 1.25 g

Individual 4 = 0.0489 kg = 48.9 g

Percent error is given as:

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errorvalue taken-exact valuel x 100 % exact value

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Step 2

Percent error for each individual can be calculated as:

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Individual 1: % error0.894 g -1 gl x 100 %= 10.6 % 1 g Individual 2: % error= 0.765 g-1gl x 100 %= 23.5 % 1 g Individual 3: % error1.25 g -1 gl . 100% 25% X 1 g Individual 4: % error48.9g-1 g| 1 g 100% 4790 % bC

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Step 3

Since individual 1 has the least percent of error. Therefore, individual 1 was mor...

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(0.894 0.765 1.2548.9)g = 12.95 g Average 4 st

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