User Alex

8 votes

4 answers

64k views

Prove that if $A \subset B$ then $P(A) \leq P(B)$

asked Apr 5, 2015 at 5:21

3 votes

2 answers

11k views

Finding a p-value based on the Poisson distribution

asked Jun 7, 2015 at 11:06

2 votes

2 answers

3k views

Describe an $O(N)$ time algorithm for determining if there is an integer in a sequence $A$ and an integer in a sequence $B$ such that $x = a + b$

asked Jan 23, 2016 at 6:13

2 votes

1 answer

460 views

Expected loss in regards to a question containing a continuous random variable with uniform distribution

asked Apr 21, 2015 at 7:17

2 votes

1 answer

5k views

How many ways can six of the letters of the word ALGORITHM be selected and written in a row if the first letter must be A?

asked Apr 1, 2014 at 4:27

2 votes

2 answers

4k views

Find an explicit formula for the recursive sequence

asked May 1, 2014 at 9:27

1 vote

2 answers

3k views

Use the recursive definition of summation together with mathematical induction to prove a sequence

asked May 3, 2014 at 8:24

1 vote

3 answers

256 views

If $(B \cap C) \subset A$, then $(C\setminus A) \cap (B\setminus A) = \emptyset$

asked May 20, 2014 at 3:41

1 vote

1 answer

48 views

Question about equivalencies when using the existential quantifier

asked Jan 16, 2015 at 23:08

1 vote

2 answers

4k views

Prove that if a and b are positive real numbers, then a + b $\geq$ ab

asked Feb 3, 2015 at 8:33

1 vote

2 answers

39 views

Question about what it means when a set is in another set

asked Feb 3, 2015 at 10:30

1 vote

1 answer

5k views

Understanding comparability in a partially ordered sets with Hasse diagrams

asked Mar 4, 2015 at 9:29

1 vote

3 answers

37k views

Understanding basic intersection and union formula in statistics

asked Apr 5, 2015 at 4:39

1 vote

1 answer

106 views

How to find the estimator using random variables in statistics

asked May 12, 2015 at 5:05

1 vote

1 answer

1k views

Average case of element comparisons when searching for an element x with a specific probability

asked Jan 27, 2016 at 20:27

1 vote

0 answers

100 views

Finding a likelihood function given binary observed data

asked Jun 9, 2015 at 22:08

1 vote

3 answers

53 views

How should I read and interpret $A = \{\,n^2 + 2 \mid n \in \mathbb{Z} \text{ is an odd integer}\,\}$

asked Oct 26, 2015 at 21:11

1 vote

2 answers

144 views

How to show that for all k, $k! \ge (k/2)^{k/2}$

asked Jan 17, 2016 at 14:48

1 vote

1 answer

7k views

Calculating test statistic of a poisson distribution

asked Jun 8, 2015 at 2:00

1 vote

3 answers

399 views

Applying the basic formula for binomial distribution

asked Apr 19, 2015 at 2:20

1 vote

1 answer

777 views

Ratios of conditional probabilities given a contingency table

asked Jun 7, 2015 at 8:31

0 votes

1 answer

69 views

Expectation for number of students who miss true value of $\beta_1$

asked Jun 9, 2015 at 8:16

0 votes

1 answer

397 views

Find the asymptotic solution $\Theta$ of the recurrence using the master theorem

asked Feb 10, 2016 at 3:35

0 votes

1 answer

2k views

How to calculate a population mean for a normal distribution

asked May 13, 2015 at 9:01

0 votes

1 answer

214 views

Calculating probability of a normal distribution, not getting correct answer

asked May 14, 2015 at 4:19

0 votes

1 answer

100 views

How to find the probability of an estimator?

asked May 14, 2015 at 5:34

0 votes

1 answer

63 views

Finding an interval estimate for $\mu$ given a sample size and variance

asked May 18, 2015 at 7:47

0 votes

1 answer

3k views

What is a decision threshold and how does it apply to a statistical power?

asked May 21, 2015 at 4:09

0 votes

2 answers

84 views

Probability of missing the true proportion of black vehicles in a population

asked Jun 4, 2015 at 4:22

0 votes

3 answers

4k views

Finding a constant $ z $ such that $ P(Z \leq z) = 0.95 $ when $ Z \sim \text{N}(0,1) $.

asked May 2, 2015 at 4:00

Stack Exchange Network

33 Questions

Prove that if $A \subset B$ then $P(A) \leq P(B)$

Finding a p-value based on the Poisson distribution

Describe an $O(N)$ time algorithm for determining if there is an integer in a sequence $A$ and an integer in a sequence $B$ such that $x = a + b$

Expected loss in regards to a question containing a continuous random variable with uniform distribution

How many ways can six of the letters of the word ALGORITHM be selected and written in a row if the first letter must be A?

Find an explicit formula for the recursive sequence

Use the recursive definition of summation together with mathematical induction to prove a sequence

If $(B \cap C) \subset A$, then $(C\setminus A) \cap (B\setminus A) = \emptyset$

Question about equivalencies when using the existential quantifier

Prove that if a and b are positive real numbers, then a + b $\geq$ ab

Question about what it means when a set is in another set

Understanding comparability in a partially ordered sets with Hasse diagrams

Understanding basic intersection and union formula in statistics

How to find the estimator using random variables in statistics

Average case of element comparisons when searching for an element x with a specific probability

Finding a likelihood function given binary observed data

How should I read and interpret $A = \{\,n^2 + 2 \mid n \in \mathbb{Z} \text{ is an odd integer}\,\}$

How to show that for all k, $k! \ge (k/2)^{k/2}$

Calculating test statistic of a poisson distribution

Applying the basic formula for binomial distribution

Ratios of conditional probabilities given a contingency table

Expectation for number of students who miss true value of $\beta_1$

Find the asymptotic solution $\Theta$ of the recurrence using the master theorem

How to calculate a population mean for a normal distribution

Calculating probability of a normal distribution, not getting correct answer

How to find the probability of an estimator?

Finding an interval estimate for $\mu$ given a sample size and variance

What is a decision threshold and how does it apply to a statistical power?

Probability of missing the true proportion of black vehicles in a population

Finding a constant $ z $ such that $ P(Z \leq z) = 0.95 $ when $ Z \sim \text{N}(0,1) $.