Answer:
The answer can be calculated by doing the following steps;
Step-by-step explanation:
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2 answers:
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Answer:
And then the percentage between 24 and 40 would be
Step-by-step explanation:
For this problem we have the following parameters given:
And for this case we want to find the percentage of lightbulb replacement requests numbering between 24 and 40.
From the empirical rule we know that we have 68% of the values within one deviation from the mean, 95% of the values within 2 deviations and 99.7% within 3 deviations.
We can find the number of deviations from themean for the limits with the z score formula we got:
And replacing we got:
And then the percentage between 24 and 40 would be
Answer:
28.26
Step-by-step explanation:
Given,
Radius of the circle = 3in.
Area = ?
They have told us to use 3.14 for
Area formula =
=> 3.14 * 3 * 3
=> 3.14 * 9
=> 28.26
Therefore the area of the circle is 28.26
Hope it helps :)