Answer:
C. linear association
Explanation:
A linear association is when a scatterplot follows a line almost perfectly, also known as proportionally. In this case, it is called a LSRL (least squares regression line)
For this specific graph, we can draw a line down the middle of the points, and it will be perfect. Therefore, it is a linear association.
D. The law was the Lend-Lease Act which detailed providing aid to foreign countries during WWII
Africa is south of europe
Answer:
This is an example of: <u>a sample survey.</u>
Explanation:
In the experiment to determine the effect of sleep deprivation on the ability of the student to concentrate definitely needs an experimental setup rather than a randomized data collection.
<em>Do to the fact that, the experimental used a small sample sized area (Students in a calculus class) to test his hypothesis shows that the setup is a sample survey. </em>
<u>This sample survey result could be extrapolated to the whoe region (the classes in the school or whole school ) to determine if there was a major significance between the two variables.</u>
