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The masses of several pennies was determined to be 2.575 g, 2.443 g, 2.504 g, 2.403...

The masses of several pennies was determined to be 2.575 g, 2.443 g, 2.504 g, 2.403 g, and 2.543 g. What is the standard deviation of these measurements? Type your answer rounded to the 4th decimal place without units (ex. N.NNNN). Note: even though the reading indicates that standard deviation usually rounded to 1 significant figure, on this question you will enter your answer rounded to the 4th decimal place, even if that means it has 2 or 3 sig figs, etc. This is just to ensure your are calculating the value correctly.

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