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Marianna [84]
3 years ago
13

Which of the following characteristics of experiments are also characteristics of surveys? Check all that apply.

Mathematics
2 answers:
Licemer1 [7]3 years ago
7 0

Answer: The best answers are :

  • A Data are gathered during the course of the study
  • E. Statistical analysis is applied to the results of the study
  • D. Replication with different groups of subjects can improve the reliability of the study.

Step-by-step explanation:

I hope it helps :)

Fiesta28 [93]3 years ago
3 0

Answer:

a and c

Step-by-step explanation:

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HURRY QUICK!! Apply the distributive property to create an equivalent expression. 1/2 ( 6e - 3f - 3/4 )
tensa zangetsu [6.8K]

Answer:

1 2/6      3 3/4

Step-by-step explanation:

7 0
3 years ago
If 40% of a number is 80 what is 25% of that number?
olga2289 [7]

Answer:

25% of 200 is 50

Step-by-step explanation

40% of a number is 80

.40 * n = 80

Divide each side by .4

.40 n/.4 = 80/.4

n = 200

The number is 200

Now lets find 25 percent of that number

.25 * 200 = 50


7 0
3 years ago
HELP SOLVE THANK YOU!
Lera25 [3.4K]

Answer:

Solution 1: 1+1\sqrt{3}

Solution 2: 1-1\sqrt{3}

Step-by-step explanation:

x^2-2=2x

x^2-2x-2=0

Use quadratic equation.

(-b+-\sqrt{b^2-4ac})/2a

(2+-\sqrt{(-2)^2-4*1*-2})/2

(2+-\sqrt{(4+8}))/2

(2+-\sqrt{12})/2

Solution 1: (2+2\sqrt{3})/2=1+1\sqrt{3}

Solution 2: 1-1\sqrt{3}

4 0
2 years ago
Read 2 more answers
45 centimeters is equal to how many inches
Solnce55 [7]

Answer:

Around 17.716 inches

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
PLEASE HELP! I do not understand as to what they are asking for me to do and how to do it.
Ymorist [56]

Answer:

<em>1 cm^2 : 9 m^2</em>

Step-by-step explanation:

The scale factor of an area is the square of the scale factor of a length.

The scale for lengths is 1 cm : 3 m.

You now square that scale to get the scale of the areas.

Scale of areas:

(1 cm)^2 : (3 m)^2

1 cm^2 : 9 m^2

3 0
3 years ago
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