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Nezavi [6.7K]
3 years ago
8

Select all that apply. Which of the following statements best describes a characteristic of an observational study?

Mathematics
1 answer:
LuckyWell [14K]3 years ago
4 0
The individuals are observed the exact way they act in real life. It is the best method to learn about cause and effect relationships. The researcher determines relationships among variables.

I wasn’t sure if I was supposed to pick multiple or just one, so if you need to just pick one, pick “The individuals are observed the exact way they act in real life.”
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Solve the inequality and express the answer in interval notation
8_murik_8 [283]

Answer:

a

Step-by-step explanation:

6 0
3 years ago
Solve for W: P=2L + 2W<br><br>A. W=P-L<br>B. W= 1/2P - L<br>C. W= 1/2 P + L<br>D. W= 2P - L​
svetlana [45]

Answer:

B

Step-by-step explanation:

P=2L+2W

P-2L=2W (Subtract 2L from both sides of the equation)

2W=P-2L (Symmetric Property of Equality)

W=\frac{P-2L}{2} (Divide both sides of the equation by 2)

W=\frac{P}{2} -\frac{2L}{2} ("Split" the fractions)

W=\frac{1}{2}P-L (Simplify)

Hope this helps!

4 0
3 years ago
Identify Arithmetic Mean, Geometric Mean and Harmonic Mean from the following averages: 56.4, 59.8 and 55.8
photoshop1234 [79]
If you would like to calculate the arithmetic mean, geometric mean, and harmonic mean from the following averages, you can calculate this using the following steps:

averages: 56.4, 59.8, 55.8
the number of values: 3

arithmetic mean:
(56.4 + 59.8 + 55.8) / 3 = 57.33

geometric mean:
(56.4 * 59.8 * 55.8)^(1/3) = 57.31

harmonic mean:
3 / (1/56.4 + 1/59.8 + 1/55.8) = 57.28
7 0
4 years ago
Given angle BEJ~RUW, what is RU?
harina [27]

RU is 34. To find the answer you can use a proportion. In this problem the proportion would be 60/51 = 40/x. You can then cross multiply giving you 51*40=60x. You can then solve for x which is your answer.

5 0
3 years ago
Why is the answer A?
Marina86 [1]

Answer:

B) 2 frozen dinners and 2 dozen jelly doughnuts

Step-by-step explanation:

Calculate the total utility for each option.

A) 46

B) 32 + 21 = 53

C) 16 + 30 = 46

D) 28

Option B has the highest total utility.

4 0
4 years ago
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