Question

petro made a tally chart shown below.
hours spent watching tv
hours 4 5 6 7
tally |||| ||| || ||||
which would be a good statistical question based on the tally chart?
did you watch four hours of tv today?
did you watch tv today?
did you watch five or six hours of tv today?
how many hours did you spend watching tv today?

Explanation:

A statistical question has variability in the answers. The first three options have yes - no answers with no variability. The fourth option "How many hours did you spend watching TV today?" allows for different numerical responses based on the data in the tally chart, showing variability.

Answer:

How many hours did you spend watching TV today?