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Answer:
Explanation:
cv= standard deviation/ mean
40/3
13.33
The options to be considered when determining the scope of an experiment are;
C: What results to report
D: The factor that will vary
<h3>Experiment</h3>
An experiment is simply defined as a scientific procedure that is done in order to make a discovery, test a hypothesis, or prove a known fact.
Now, when conducting an experiment, we must know exactly what we are testing for and this will in turn influence the result we will be reporting for.
Secondly, we must know that there is a possibility that the results may differ under different factors.
In conclusion, options C and D are correct.
The options missing are;
A. which data you will collect and plot.
B. the outcome you will investigate.
C. what results to report.
D. the factor that will vary.
Read more about Experiments at; brainly.com/question/15402972
If the radius of a circle is 3 cm, then the measure of an angle that cuts an arc of length 6 cm is 2.
<h3>What is the radius of a circle?</h3>
The radius of a circle is any line from its center to the perimeter or circumference of the circle.
By the formulas of radian measure
Given the radius of a circle is 3 cm
The arc is 6 cm

Thus, the measure of an angle that cuts an arc of length 6 cm is 2.
Learn more about radius of a circle
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