Data science very basic

Question 1

chi square test

Answer 1

You use a Chi-square test for hypothesis tests about whether your data is as expected. The basic idea behind the test is to compare the observed values in your data to the expected values that you would see if the null hypothesis is true.

Question 2

clean a conda environment of cache files

Answer 2

conda clean –all

“Be cautious while using”

Question 3

subcomponent to sentence phrase matching ngram technique

Answer 3

ngram window = len(token(subcomponent))

use this window to slide through the sentence to get the best matching phrase

Question 4

Biomedical data noise filtering

Answer 4

use ner packages and entity linkers to filter the best sentences
Pfinder topic modeling project