search for: regionc

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2012 Oct 28
1
Why are coefficient estimates using ML and REML are different in lme?
...t) Residual StdDev:    5.837025 7.104742 Fixed effects: y ~ Region * (x1 + x2 + x3)                                     Value Std.Error  DF   t-value p-value (Intercept)                     162.28206 22.340090 193  7.264163  0.0000 Regionb                  -11.06624 24.582841   5 -0.450161  0.6714 Regionc                 5.01670 29.177730   5  0.171936  0.8702 Regiond                  -36.63434 26.262448   5 -1.394932  0.2218 x1                     0.04091  0.034732 193  1.177953  0.2403 x2                             -0.71649  0.356771 193 -2.008252  0.0460 x3                             -0.15945 ...
2018 Jun 01
4
Regroup and create new dataframe
Hello folks, I have a big project to work on and the dataset is classified so I am just going to use my own example so everyone can understand what I am targeting. Let's take Target as an example: We consider three brands of tape: Target brand, 3M and Avery. The original data frame has 4 columns: Year of Record, Product_Name(which contains three brands of tape), Sales, and Region. I want to