Calculating the Standard Devation by Hand A student in a nutrition class wrote down the number of calories he ate for lunch for 5 days. His reults are in the table below Number of Calories 200 600 475 400 425 The mean number of calories for the data set is 420. Use the mean to complete the table below and find the standard deviation. Do not round any of your results except the final standard deviation Note: The difference from the mean is data value-mean. It may be negative. Number of Difference from Calories the Mean 200 Squared Difference from the Mean

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