Jeremiah plans on building a 5 meter long garden walkway that is paved with square stones that measure 5/6 meters on each side.
1 answer:
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1) Mean
The mean is given by the sum of the data divided by the number of data (4, in this case):
2) Standard deviation
The standard deviation is given by:
where
is the mean, that we already found at point 1), and N=4. Substituting data, we have:
The mean is given by the sum of the data divided by the number of data (4, in this case):
2) Standard deviation
The standard deviation is given by:
where
Answer:
Step-by-step explanation:
The given relation is
To make the subject, we square both sides of the equation to get;
Isolate on one side of the equation;
Or
We take the positive square root of both sides to get;