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location San Jose, CA
age 35
visits member for 2 years, 11 months
seen 5 hours ago

Mad data scientist.


6h
revised What exactly are censored data?
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6h
revised What exactly are censored data?
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7h
comment The variance-covariance matrix of the least squares parameter estimation
Equation 3.6 is $\hat \beta = (X'X)^{-1}X'y$
7h
revised The variance-covariance matrix of the least squares parameter estimation
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7h
answered Introductory texts on structural econometrics
9h
revised What exactly are censored data?
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10h
comment What exactly are censored data?
If you're willing to assume homoskedastic, normally-distributed errors, the likelihood can be written like this and you can use MLE with observation-specific censoring thresholds.
10h
revised What exactly are censored data?
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10h
revised What exactly are censored data?
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answered What exactly are censored data?
Oct
17
comment Interpretation of logged regression
What about retransformation bias?
Oct
16
answered How to visualize cluster data in a scatter way
Oct
16
revised How to visualize cluster data in a scatter way
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Oct
16
comment How to visualize cluster data in a scatter way
If you have (x,y) points, which std do you want to use?
Oct
14
revised Where to start to learn about pricing models?
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Oct
14
comment How to approach logistic regression on skewed dataset
Take a look at gking.harvard.edu/category/research-interests/methods/….
Oct
8
awarded  Strunk & White
Oct
8
revised The Definition of “Approach infinity at rate n”?
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Oct
7
revised How is this “United States of Reddit” graph created?
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Oct
7
revised How is this “United States of Reddit” graph created?
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