Answer :
Answer:
Since she arrived at 8:30 its not accurate because her records started at the time she arrived so she didnt get the times of the students that arrived before her
Step-by-step explanation:
Hope this helps:))
- Maria arrived at 8:30
- It's can't be told that no one have arrived before her
- She registered the times between 8:30 to 9:30 .
- She hasn't registered the data of students who came before her .
- So it's not a representative sample