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Calculating data fluctuations-- also called variance -- is a multi-step process that requires total accuracy. Excel 2010 provides two basic formulas for calculating fluctuations, depending on whether ...

Calculating Simple Interest is an excellent method to judge your savings in advance. However, calculating it for various interests and principal sums could be complex. This is where Excel comes to ...

Microsoft Excel's spreadsheet design allows you to quickly calculate values separated into two columns and replicate this calculation without having to manually recreate the formula for each row. As ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. David Kindness is a Certified Public Accountant (CPA) and an expert in the ...

Volatility is troublesome for many investors. Value changes in your stocks, your portfolio, or an index can keep you up at night -- or worse, push you to make emotional decisions you later regret.

Annualized volatility is calculated as standard deviation times square root of periods. High annualized volatility indicates greater price variability and potential risk. Investors use annualized ...