A music student believes that song lengths (in minutes) are getting shorter.She randomly sampled songs from the 1990's and 2000's (Columns 5 and 6) and recorded the length of each song in minutes.

Test the student's claim ata = 0.05

1990s 2000s 4.22 3.39 5.2 4.36 3.55 4.21 4.33 3.5 3.28 4.13 4.17 3.39 6.05 3.45 3.52 4.52 4.03 4.08 4.36 4.27 5.33 2.58 6.1 3.36