Observational would mean that he (farmer) has no direct impact or change on the statistical study.
Experiment would mean that he imposed a certain treatment up a group in this case it would be the land.
Hence we can determine that the the study was an experimental one.

7 0

3 years ago

Sarah used 2.5 cups of cheese in a dish that serves 10 people. Amyn used 1.6 cups of cheese in a dish that serves 8 people.

Drupady [299]

Is D
Explanation : you have to divide the amounts too see how many cheese for one person and then you subtract them and you get you answer that will be like this
2.5 divided by 10 = 0.25
1.6 divided by 8 = 0.2
0.25 - 0.2 = 0.05

5 0

3 years ago

How do u guys solve this?

enyata [817]

Just graph it in the calculator

6 0

3 years ago