Help! A mf is timed!!! Mr. Sanchez surveyed classes to aid in planning the end-of-year party. For the first sample, Mr. Sanchez surveyed every third person on each first-period class roster. For the second sample, Mr. Sanchez surveyed his five honors math classes. Which statement about Mr. Sanchez’s samples is true?

End-of-Year Party Survey
Sample 1
Sample 2
Water Park
21
Water Park
36
Bowling/Arcade
36
Bowling/Arcade
28
Zoo
16
Zoo
24
Dance & Dinner
27
Dance & Dinner
12
Sample 1 is biased.
Sample 2 is biased.
Both samples are biased.
Neither sample is biased.