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IrishStat's user avatar
IrishStat's user avatar
IrishStat
  • Member for 13 years, 5 months
  • Last seen more than a month ago
  • Warminster, PA, United States
8 votes
Accepted

How to specify pulses/level-shifts in data when creating ARIMA in R?

7 votes
Accepted

How to fit a model for a time series that contains outliers

7 votes
Accepted

Tools to detect jumps in a linear time series

7 votes

How is ARMA/ARIMA related to mixed effects modeling?

7 votes
Accepted

Chow test or not?

7 votes

Using Holt-Winters for forecasting in Python

7 votes

What should I check for normality: raw data or residuals?

7 votes

ETS() function, how to avoid forecast not in line with historical data?

7 votes

auto.arima does not recognize seasonal pattern

7 votes

How to cluster time series?

7 votes
Accepted

Why is prewhitening important?

7 votes

How choose a proper ARIMA model looking at ACF and PACF?

7 votes

Bootstrapping with quantiles of data instead of SD*z?

6 votes

How to Handle Many Times Series Simultaneously?

6 votes
Accepted

Forecast accuracy rolling window

6 votes

Transforming data

6 votes

Statsmodels says ARIMA is not appropriate because series is not stationary, how is it testing that?

6 votes
Accepted

How to predict the next number in a series while having additional series of data that might affect it?

6 votes
Accepted

Shall I use weekly or monthly data for forecast?

6 votes
Accepted

Expert forecasting software evaluation

6 votes
Accepted

Autocorrelation and trends

6 votes

What are disadvantages of using the lasso for variable selection for regression?

6 votes

R detect increasing/decreasing trend of time series

6 votes

Best method for short time-series

6 votes
Accepted

Analyzing up/down patterns in short time-series data

6 votes
Accepted

Can a Moving Average be used as a dependent variable in a regression model?

6 votes

Can confidence intervals be added together?

6 votes

Forecasting Amazon or Netflix demand

6 votes

Can data cleaning worsen the results of statistical analysis?

6 votes

The "sum" of prediction intervals

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