What is standard deviation?

Investment: Measure of the variability (volatility) of a security, derived from the security's ... [BusinessDictionary.com] TERM OF THE DAY OCTOBER 28, 2016 [standard deviation] [facebook] [twitter] 1. Investment: [Measure] of the [variability] (volatility) of a [security], derived from the security's [historical returns], and used in determining the [range] of possible future [returns]. The higher the standard [deviation], the greater the potential for [volatility]. 2. Marketing: [Measure] of the difference between an [average] (arithmetic mean) and the [individual] [values] included in the average, such as ... [Read more] USAGE EXAMPLE In a bell curve, the most expected values are considered to be those that are one standard deviation away from the mean. FRIDAY QUIZ CHALLENGE QUESTION Advertising: A briefly stated clear idea around which an ad or marketing campaign is organized. // Product development: A clear, detailed description of the attributes and benefits of a new product that addresses the needs of the targeted customers. CHOOSE THE ANSWER [(A) team] [(B) sweatshop] [(C) liaison] [(D) concept] TODAY'S LATEST [InvestorGuide Daily] [Chipotle Mexican Grill Is Heading Lower] [Buybacks can be a good way to boost shareholder returns, but only if they are done at the correct time. Buybacks can also be more tax efficient than dividends, which is why I ...Read more] [InvestorGuide Stock of the Day] [SUPERVALU Inc. (SVU) Stock Rallies After Save-A-Lot Sale] [Shares of SUPERVALU INC. (SVU) were trading up $0.40 or 8% in Monday's premarket after news broke early this morning that the company had agreed to sell its Save-A-Lot business to ...Read more] RECOMMENDED LINKS [Business Dictionary Recommended] [Funny Definitions] [Our premier glossaries, InvestorWords.com and BusinessDictionary.com, have received high acclaim for providing the most clear, concise, and comprehensive ...] [BusinessDictionary.com] [Investor Guide Recommended] [What is the Difference Between Gambling and Investing?] ["It is generally agreed that casinos should, in the public interest, be inaccessible and expensive. And perhaps the same is true of stock exchanges." - John Maynard ...] [InvestorGuide.com] [DQ] [Should we ban alcohol? Why or why not?] [Have something to say? Don't be shy, answer this question and let us know what you think. Feeling adventurous? Then don't stop with one question and continue browsing!] [Daily-Question.com] DOWNLOAD OUR APP [Download BD Android] [Download BD iOS] Copyright 2016 WebFinance Inc. All Rights Reserved. BusinessDictionary.com Term of the Day is published by WebFinance Inc., the operators of [InvestorWords], [InvestorGuide], and [BusinessDictionary], and is sent only to those who have specifically requested it. [MANAGE SUBSCRIPTION] | [DISCLAIMER] 10201 Fairfax Boulevard, Suite 570, Fairfax, VA 22030