DWin's user avatar
DWin's user avatar
DWin's user avatar
DWin
  • Member for 13 years, 4 months
  • Last seen this week
  • Alameda, CA
1 vote

Proving that the squares of normal rv's is Chi-square distributed

1 vote
Accepted

Problem with mixture discriminant analysis in R returning NA for predictions

1 vote

How to fit a continuous empirical variable to a theoretical distribution?

1 vote

Equivalence of Poisson and Weibull PH regression in a survival setting

1 vote

Circular/elliptical tests for datasets with magnitude and direction

1 vote

Assumptions needed for multiple linear regression

1 vote
Accepted

Converting time to readable form in R

1 vote

Calculating trend for 3 dimensional data

1 vote

Alternatives to svychisq() in survey

1 vote

Dirichlet multinomial for adverse event data

1 vote

Fixed vs Random Effects

1 vote

$\chi^2$ tests to compare the fit of large samples logistic models

1 vote

What is the difference between a hazard ratio and the e^coef of a Cox equation?

1 vote
Accepted

Building separate logistic regression models for each categorical variable?

1 vote

Trying out a $t$-test using R

1 vote

Understanding survival at time function

1 vote

What is the best method of performing a chi-squared test with only one set of data?

1 vote

How to calculate percent deviance explained on square-root-transformed dependent variable?

1 vote

Regression of proportions

1 vote

How does Cox proportional hazards model deal with time-dependent variables?

1 vote

Is it valid to compare 'time to separation of curves' between 2 Kaplan-Meier curves?

1 vote

R packages (or SAS code) to produce two simultaneous Kaplan-Meier curves?

1 vote

Test if two samples are equal

1 vote
Accepted

How can you implement a two-way ANOVA with nesting in R or SPSS?

1 vote

Sample size for multiple linear regression

1 vote
Accepted

Python + R: How much R do I need to know to use random R libraries in python Using Rpy2

1 vote

Confusion related to calculation of partial derivative

1 vote

Comparison method for curves using percentiles

1 vote
Accepted

Interpreting Cox & Binomial Regression: non-significant Chi-Square values w/ significant wald statistics

1 vote

Cox Regression: Testing for effect in subgroup

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