User Alex

29 votes

var() is not equal to sd()^2 in R

answered Sep 26, 2022 at 18:10

16 votes

When sampling a population for surveys we can often limit our sample size to hundreds, but when doing a Monte Carlo simulation we need way more. Why?

answered Oct 22, 2022 at 18:15

6 votes

Help needed regarding sample size for a poll

answered Oct 11, 2022 at 21:08

4 votes

Is it acceptable to create a dummy variable out of a quantitative variable?

answered Sep 30, 2022 at 20:25

4 votes

Why doesn't R use Inverse Transform Sampling to sample from the Exponential Distribution?

answered Sep 27, 2022 at 22:24

3 votes

Accepted

What should be normally distributed for a two-way repeated measures ANOVA? R

answered Sep 25, 2022 at 0:04

3 votes

Accepted

Am I interpretting this interaction term correctly?

answered Oct 1, 2022 at 10:31

2 votes

Accepted

Simulate correlated Bernoulli variables where the sample distribution is exactly the same as the population distribution

answered Oct 6, 2022 at 0:09

2 votes

Accepted

Joint distribution of X and Y bernoulli random variables

answered Oct 14, 2022 at 8:23

2 votes

Can I compute a confidence interval without assuming any underlying distributions?

answered Oct 14, 2022 at 16:09

1 vote

Statistical significant difference with multiple groups

answered Oct 19, 2022 at 22:15

1 vote

Accepted

Sample Size Determination for Hypergeometric Rare Event

answered Oct 5, 2022 at 22:42

1 vote

Modelling losses in insurance - why nobody seems to talk about left-truncated distribution?

answered Sep 27, 2022 at 8:49

1 vote

Accepted

Can I run multiple chi-square for each conditions?

answered Sep 27, 2022 at 21:45

1 vote

Statistical test recommendation for efficacy of three different drugs with categorical responses

answered Sep 27, 2022 at 23:09

1 vote

For ecological data, when is a gaussian distribution appropriate?

answered Sep 30, 2022 at 1:16

1 vote

What does the phrase "adjusted by" mean?

answered Sep 30, 2022 at 17:35

1 vote

Resampling a timeseries

answered Sep 30, 2022 at 17:42

0 votes

Does a uniform random distribution become a normal distribution?

answered Sep 30, 2022 at 20:20

0 votes

What type of statistical test can I use to look at the influence of a factor on a frequency distribution (distance)

answered Sep 28, 2022 at 22:37

0 votes

Accepted

hypothetical statistical test - type I and type II errors

answered Sep 29, 2022 at 22:43

0 votes

Checking interaction between one dependent continuous variable and two independent continuous variable

answered Sep 30, 2022 at 0:02

0 votes

How to adaptively select stimuli in paired comparison experiment?

answered Sep 26, 2022 at 18:26

0 votes

Interpretation of the results of a multi-level meta-analysis with metafor

answered Sep 25, 2022 at 0:41

0 votes

Probit/Logit or Linear regression Model?

answered Sep 24, 2022 at 22:16

0 votes

Accepted

Can I take the p-value from a probability table for a modified z-score, just like a z-score?

answered Sep 24, 2022 at 23:00

0 votes

Accepted

Statistical test for correctness of expectation

answered Oct 6, 2022 at 0:24

0 votes

Accepted

Seeking appropriate distribution for continuous 0-1 bound bimodal response variable in glmms

answered Oct 8, 2022 at 20:14

0 votes

Test of Signficiance for Win Percentage

answered Oct 11, 2022 at 21:24

0 votes

Does this plot indicate the data is normal distributed?

answered Oct 2, 2022 at 1:10

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31 Answers

var() is not equal to sd()^2 in R

When sampling a population for surveys we can often limit our sample size to hundreds, but when doing a Monte Carlo simulation we need way more. Why?

Help needed regarding sample size for a poll

Is it acceptable to create a dummy variable out of a quantitative variable?

Why doesn't R use Inverse Transform Sampling to sample from the Exponential Distribution?

What should be normally distributed for a two-way repeated measures ANOVA? R

Am I interpretting this interaction term correctly?

Simulate correlated Bernoulli variables where the sample distribution is exactly the same as the population distribution

Joint distribution of X and Y bernoulli random variables

Can I compute a confidence interval without assuming any underlying distributions?

Statistical significant difference with multiple groups

Sample Size Determination for Hypergeometric Rare Event

Modelling losses in insurance - why nobody seems to talk about left-truncated distribution?

Can I run multiple chi-square for each conditions?

Statistical test recommendation for efficacy of three different drugs with categorical responses

For ecological data, when is a gaussian distribution appropriate?

What does the phrase "adjusted by" mean?

Resampling a timeseries

Does a uniform random distribution become a normal distribution?

What type of statistical test can I use to look at the influence of a factor on a frequency distribution (distance)

hypothetical statistical test - type I and type II errors

Checking interaction between one dependent continuous variable and two independent continuous variable

How to adaptively select stimuli in paired comparison experiment?

Interpretation of the results of a multi-level meta-analysis with metafor

Probit/Logit or Linear regression Model?

Can I take the p-value from a probability table for a modified z-score, just like a z-score?

Statistical test for correctness of expectation

Seeking appropriate distribution for continuous 0-1 bound bimodal response variable in glmms

Test of Signficiance for Win Percentage

Does this plot indicate the data is normal distributed?