So basically... you divide the 3 to 2 and that's how you get the decimal. The decimal is... 0.666666666667
A) z value = (x - π) / <span>σ = 100 - 133 / 23 = -1.43
p(<= 100) = 0.0764
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It shows that there is only one way to get to 10 which is by multiplying it by 1
It depends on the weather but ill go with the second one. U dont have to take my advice tho.