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14
The minimum value of $a^2+b^2+c^2+\dfrac{1}{a^2}+\dfrac{1}{b^2}+\dfrac{1}{c^2}?$
1
Proving that there are relatively prime elements (Posa problem)
2
Probability of a dice game
1
Conditional probability. What is the meaning of this explanation?
1
Normal distribution function
2
Operations for operands with powers of different bases
1
Find variance of a normal distribution given 2 probabilites are equal
28
$x$, $y$, $x+y$ and $x-y$ are prime numbers. What is their sum?
0
Hypergeometric or?
2
What are my expected final earnings?
1
bernoulli trial
2
Probability of selecting a combination of two variables.
1
Conditional probability of cows
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