Answer:
1. when and how it was found 2. when they sent rovers or machines 3. Facts about the plant
Explanation:
Does this help??
They were trying to get their own way and be able to get what they wanted
Answer:
Margin of error
Explanation:
Margin of error is the value added and subtracted from a point estimate in order to develop an interval estimate of the population parameter.
the margin of error of a random sample defines an interval centered on a sample percent in which a population percent is most likely to lie