I have a data frame of 11 groups each group has 3 readings of color L, a, b
I want to perform lm for all reading using 1 code followed by ANOVA and post hoc
below is the data I'm trying to test
| G_name | L | a | b |
|---|---|---|---|
| A | 77.41 | 7.46 | 43.05 |
| A | 77.4 | 7.47 | 43.07 |
| A | 77.4 | 7.46 | 43.07 |
| B | 86.34 | 13.35 | 25.62 |
| B | 86.34 | 13.36 | 25.63 |
| B | 86.33 | 13.37 | 25.63 |
| C | 94.33 | -0.42 | 8.63 |
| C | 94.32 | -0.42 | 8.65 |
| C | 94.31 | -0.41 | 8.65 |
| D | 82.98 | 6.21 | 30.92 |
| D | 82.97 | 6.21 | 30.92 |
| D | 82.96 | 6.21 | 30.92 |
| E | 83.43 | 7.55 | 29.88 |
| E | 83.42 | 7.55 | 29.87 |
| E | 83.42 | 7.56 | 29.88 |
| F | 84.33 | 9.99 | 28.7 |
| F | 84.32 | 10 | 28.71 |
| F | 84.31 | 10 | 28.71 |
| G | 83.23 | 3.63 | 29.56 |
| G | 83.22 | 3.63 | 29.56 |
| G | 83.22 | 3.64 | 29.57 |
| H | 84.13 | 3.17 | 27.91 |
| H | 84.12 | 3.17 | 27.91 |
| H | 84.13 | 3.17 | 27.92 |
| I | 84.35 | 4.37 | 28 |
| I | 84.34 | 4.37 | 28.02 |
| I | 84.33 | 4.37 | 28.03 |
| J | 84.77 | 8.91 | 27.57 |
| J | 84.76 | 8.9 | 27.58 |
| J | 84.75 | 8.91 | 27.58 |
| K | 82.34 | 8.5 | 31.49 |
| K | 82.33 | 8.49 | 31.51 |
| K | 82.32 | 8.49 | 31.51 |
Regards,