The equation of a line is x + 5y = 12.
1 answer:
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SOLUTION
From the given data the mean is 62 and standard deviation is 4
It is required to find the probability that a data value is between 57 and 62
That is:
The z scores is calculated using:
Using the x values it follows:
Also,
Thus the required probability is:
Therefore the correct option is C
Length of each side of each of these three equilateral triangle is :
Solution is in attachment ~
