Sa se determine masurile unghiurilor formate de doua inaltimi ale unui triunghi echilateral
2 answers:
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1. Mean.
2. <span>Standard deviation.
First we have to square each value and calculate the mean of that squares:
so the variance:
and the standard deviation:
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2. <span>Standard deviation.
First we have to square each value and calculate the mean of that squares:
so the variance:
and the standard deviation:
</span>