Question

Answer fast for pts

Answer 1

• 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

Answer 2

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:))