Answer:
A. This study is an experiment, since it was based on a random sample.
Step-by-step explanation:
Simple random sampling is a probabilistic sampling procedure that gives each element of the target population and each possible sample of a given size the same probability of being selected.
Supplementary because the add to 180°
Are there any more choices? it looks like B because the graph is decreasing.
Answer:
1250 3 x28
Step-by-step explanation:
5000
4
x8
3
x20
Bagels = 4d - 3
Four times means 4d and you subtract 3 because Geoff has three less than 4 times.