Chris wants to find out how big the fish are in the lake near his house. He decides to catch 25 fish and record their length and weight.
Which of the following strategies would help Chris ensure a random sample?
A.
Catch 25 fish at randomly chosen locations across the lake.
B.
Cast a large net in the middle of the lake as many times as it takes to catch 25 fish.
C.
Fish off of a nearby pier until he catches 25 fish.
D.
Measure the length of 25 fish fossils on the shore near his home