Answer:
The interpretation of that same problem is listed throughout the section below on explanation.
Step-by-step explanation:
<u>Interpretation:</u>
- Researchers seem to be confident with 95% that the sample selection standard error seems to be + as well as - 4 percent respectively.
- This same margin of sampling error would then decrease from either the mean or average value by four percentage points smaller or even larger, it describes the survey method.
So that the above is the right answer.
Answer:
D
Step-by-step explanation:
All you do is calculate the area of a whole big triangle
estimate
1 3/4 =2
base = 2(2) + 2(1) = 6
height = 2
A = 1/2(6)(2)
A = 12/2
A = 6
answer is A
6 m^2
Answer:
1
Step-by-step explanation:
There can be 0, 1 or infinitely many solutions. 0 if they are parallel and are different lines, 1 if the slopes are different, and infinitely many if they are the same line.
2x - 4y = 8
x + y = 7
Change to y = mx + b
y = (1/2)x - 2
y = -x + 7
The slopes are different so there is 1 solution.
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