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1d
revised How do I prove this derivation?
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1d
revised Probability in dice, Feller exercise
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Dec
17
revised Given the density function: $\frac{1}{2}\exp\left(-\frac{x}{2}\right), \space x > 0$ find $P\left(\sum_{i=1}^{81}X_i > 170\right)$
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Dec
16
revised mean, standard deviation
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Dec
15
revised Properties of $ f(k) =\int_0^k \frac{3+\sin(x)}{1+x^2}dx$
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Dec
15
revised Series and Sequences Train Question
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Dec
14
revised How many finite sequnces $x_1,x_2,x_3,\ldots,x_m$ are there such that $x_i =1$ or $2$ and $\sum_{i=1}^{m}x_i=10$
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Dec
14
revised How can I prove the last digit of $(2^{121985292}-1)$ is $5$
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Dec
14
revised There are 10 stations on a circular path
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Dec
14
revised Summing of factorials to produce perfect cubes
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Dec
14
revised Prove or disprove this lemma for Catalan Numbers
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Dec
13
revised If $p\equiv 2$ mod $3$, $x^{3}\equiv a$ mod $p$ has only one solution modulo $p$.
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Dec
12
revised Suppose a random variable X has mean 0 and moment generating function as follows, find values of a and b
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Dec
12
revised Bernoulli and Gamma distribution question
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Dec
12
revised Bernoulli and Gamma distribution question
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Dec
12
revised Coin Tossing Conditional Probability
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Dec
11
revised Probability question - arranging 20 pupils in a row
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Dec
11
revised $\pmod{n}$, proving that they are no integer solutions
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Dec
11
revised If $a_n = \sum^n_{r=0} \frac{(\ln10)^n}{r! (n-r)!}$ for $n \geq 0$ …
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Dec
11
revised $\pmod{n}$, proving that they are no integer solutions
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