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.
âAt this time our loveable Ray Price is still with us,â she wrote. Mack, a songwriter and member of the Country DJ Hall of Fame, is Priceâs longtime friend. Around 11 p.m. Sunday, Mack posted a message saying he spoke to Priceâs wife at 10:15 p.m. CT.