Please help. Thanks It's to compare the two means so that I can do a confidence interval. Answers: A point estimate is a sample statistic that estimates a population parameter. For example, the sample mean is a point estimate of the population mean.
Pretty Girls (Britney Spears and Iggy Azalea song) Pretty Girls is a song recorded by American singer Britney Spears and Australian rapper Iggy Azalea. Azalea co-wrote the song with Maegan Cottone, British girl group Little Mix, and the song's producers, The Invisible Men. The single was released on May 4, 2015, by RCA Records.
Pretty Baby (song) For other uses, see Pretty Baby (disambiguation). Pretty Baby is a song written by Tony Jackson during the Ragtime era. The song was remembered as being prominent in Jackson's repertory before he left New Orleans in 1912, but was not published until 1916. The 1916 sheet music credits Jackson along with Gus Kahn and Egbert Van Alstyne.