1
vote
2answers
97 views

In R, coefficients of MA function are wrong?

I'm currently sifting through my copy of Analysis of Financial Time Series 2nd Edition by Ruey Tsay, and one of the sections involves fitting a MA model to certain data (data set is here). Here's the ...
2
votes
1answer
58 views

Multiplying two entropy values

I have seen formulas that either sum or subtract entropy values (eg Information Gain). However, I have not seen a "multiplication/division of entropy values" anywhere. I would like to know if there is ...
1
vote
0answers
99 views

Mean of all natural numbers? [closed]

Can we derive this from the summability methods (Zeta function regularization) that assigns finite values to divergent sums or products or any other?
1
vote
1answer
73 views

Unique group combinations

If I have 30 objects and 5 buckets that each hold 6 objects, how many times could I put the objects into the buckets without an object being in the bucket with an object it has previously been grouped ...
41
votes
20answers
3k views

Mathematical Statistics Videos

A question previously sought recommendations for textbooks on mathematical statistics Does anyone know of any good online video lectures on mathematical statistics? The closest that I've found are: ...