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Statsanalyst
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1 vote
0 answers
45 views

Fleis' Kappa statistic indicates very limited agreement between testers but ANOVA test shows very little difference between means

1 vote
0 answers
45 views

"Confidence intervals" or equivalent for population distribution

1 vote
1 answer
183 views

SPC - do the Nelson rules change if the control limits are changed from the "default" of 3 standard deviations?

3 votes
1 answer
621 views

R - Holt-Winters - irregular frequency

4 votes
1 answer
5k views

Holt-Winters prediction intervals

3 votes
0 answers
447 views

How much do the parameters in the Holt-Winters model matter?

3 votes
0 answers
1k views

Alternatives to Holt-Winters models when the seasonality pattern has changed

2 votes
1 answer
158 views

Nelson Rules - what if points are only just on one side of the mean?

1 vote
0 answers
87 views

What to make of a declining amplitude of a time series trend?

1 vote
1 answer
57 views

Can CAPM be applied in this non-financial context?

0 votes
0 answers
81 views

Forecasting a series with changes in growth rate

4 votes
0 answers
463 views

Holt-Winters: Can I use more than one seasonal cycle for SSE minimisation?