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Questions related from Marușa Pescu Beca

What software models a mathematical function for a natural phenomenon taking into consideration some given restrictions?

What software models a mathematical function for a natural phenomenon taking into consideration some given restrictions?

01 January 2015 6,469 3 View

If I have 7 colors ROGVAIV what is the probability of selecting R (red) twice in two consecutive selections?

The selections are made with replacement and are independent of one another.

01 January 2015 8,223 4 View

What is the specific research literature that validates correlation and regression as tools into understanding data behavior?

I need recent papers (no more than 7 years).

12 December 2014 6,038 0 View

Could you give me a classic example of difference stationary time series?

I would like an example from economic theory.

12 December 2014 972 2 View

Could you tell me a statistically and economically sound method to estimate a relationship between two monthly time series?

The two variables are monthly stock prices for a period of 20 years.

12 December 2014 6,968 4 View

What are the differences between statistical and economic criteria to select a model?

What are the differences between statistical and economic criteria to select a time series model?

12 December 2014 6,938 2 View