Tuesday 11 December 2012

What are the correct values for 1,2 and 3 standard deviations?

Still helping my nephew with his homework. :)
We have a question on standard deviation and i have looked on the internet for the correct value for 1,2 and 3 standard deviations and a lot of people say different values. Which ones are the correct ones?

What is a VPN?


VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia��).

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