heather listened to 2 songs from each act of ...
heather listened to 2 songs from each act of a musical. each act has an equal number of songs. is this sample of the songs in the musical likely to be biased? yes no
Answer
# Brief Explanations:
Since she listens to 2 songs from each act and acts have equal - number of songs, every song has an equal chance of being selected. This is a form of random sampling within each act, so the sample is not likely to be biased.
# Answer:
no