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 White Stripes singer Jack White are to record the theme for new James Bond film Quantum of Solace. Jack White and Alicia Keys will collaborate on the new James Bond film theme Photo: JOHN TAYLOR/PA. By Anita Singh, Showbusiness Editor. 11:24AM BST 30 Jul 2008.
The song is also used as the encore of the shows during the Maroon 5 World Tour 2015. A remix of the song, featuring rapper Nicki Minaj was digitally released on March 10 via the iTunes Store. Sugar received a nomination for the Grammy Award for Best Pop Duo/Group Performance at the 58th Annual Grammy Awards.