Gabby dumped all of the crayons from her new art set into a box. Without looking, she shook the box and pulled out 12 crayons.
Is this a random sample of the crayons?
Is this a random sample of the crayons?
yes
no
ref_doc_title.
Jumping to level 1 of 1
Excellent!
Now entering the Challenge Zone—are you ready?