Remember that we already learned about the standard error .... The standard error of the sample mean is given by the following equation: $$\sigma_\bar{y} = \frac{\sigma}{\sqrt{n}} $$. In the above equation, $\sigma$ is the population standard deviation. But like $\mu$, $\sigma$ is an unknown parameter.
Alicia Keys and and Jack White to Sing Quantum of Solace Theme Song. The news does not come as a shock to Bond fans, as Universal Exports first reported the possibility of Alicia Keys singing the Quantum of Solace theme song back on July 11, 2008.
Clapton's version was included on his album, '461 Ocean Boulevard.' It is the most successful version of the song, peaking at #1 on the Billboard Hot 100. by RhinoEntertainment. Lee Ann Mills Video. Lee Ann Mills. Video. Harry Chapin-Cats in the Cradle ~ and the story about how the song came to be.