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.
For the song sometimes known as Pretty Woman, see Oh, Pretty Woman. For the song in the musical Sweeney Todd, see Pretty Women. Not to be confused with Pretty Lady (disambiguation). Pretty Woman is a 1990 American romantic comedy film directed by Garry Marshall from a screenplay by J. F. Lawton. The film stars Richard Gere and Julia Roberts, and features Hector Elizondo, Ralph Bellamy (in his final performance), Laura San Giacomo and Jason Alexander in supporting roles.