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seen Sep 13 '13 at 23:49

Dec
16
revised Is the skill to learn new math by reading textbook alone (no lectures) required when one becomes a PhD student?
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Dec
16
revised Is the skill to learn new math by reading textbook alone (no lectures) required when one becomes a PhD student?
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Nov
25
revised Moment generating function: why is $\int_{-\infty}^{\infty}\frac{1}{\sqrt{2\pi}}e^\frac{-(z-t)^2}{2} dz = 1$
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Nov
25
revised Moment generating function: why is $\int_{-\infty}^{\infty}\frac{1}{\sqrt{2\pi}}e^\frac{-(z-t)^2}{2} dz = 1$
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Nov
14
revised Does SSTR (sum of squares for treatments) = SSR (regression sum of squares)?
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Nov
14
revised Does SSTR (sum of squares for treatments) = SSR (regression sum of squares)?
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Oct
27
revised Derivate of $(\sin \theta)^{n-1}$
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Oct
25
revised What is the $P( |X-10| > 2)$ of a normal distribution when mean is 10, and standard deviation is 6?
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Oct
17
revised Why is the greatest and least values for each group in these 2 frequency distribution unknown?
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Oct
17
revised Calculating Variance of a binomial distribution using the standard formula $E(X^2) - \mu^2$
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Oct
11
revised By convention $P[X=x] = 0$ for all x. How would you explain pdf $f(x) =3x^2$ (where x is between 0 and 1) when x =0.9
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Oct
10
revised How can gender and class classification be dependent?
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Oct
9
revised How can gender and class classification be dependent?
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Oct
9
revised How can gender and class classification be dependent?
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Oct
9
revised How can gender and class classification be dependent?
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Oct
9
revised How can gender and class classification be dependent?
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Oct
6
revised Is it possible to do this Poisson problem in Binomial?
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Oct
6
revised Is it possible to do this Poisson problem in Binomial?
added 4 characters in body
Oct
3
revised Performing hypothesis test for the difference of population means: paired comparisons
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Oct
3
revised Performing hypothesis test for the difference of population means: paired comparisons
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