In their book Time Series Analysis, Forecasting, and Control (Prentice Hall, 199
ID: 2959385 • Letter: I
Question
In their book Time Series Analysis, Forecasting, and Control (Prentice Hall, 1994), G. E. P. Box, G. M. Jenkins, and G. C. Reinsel present chemical process concentration readings made every two hours. Some of these data follow (read down, then left to right).17.1 16.7 17.2 17.6 17.7
16.7 17.4 17.5 18.2 17.5
16.3 17.1 17.3 17.5 16.5
16.2 17.3 17.5 17.5 17.7
17.1 17.3 17.4 17.5 17.3
16.8 17.1 17.6 17.2 17.3
16.7 17.2 17.5 17.7 17.1
17.4 17.2 17.3 17.8 17.5
17.0 17.4 17.0 17.3 16.9
16.9 16.8 17.7 17.8 17.4
Construct a separate stem-and-leaf and time series plot of these data.
Explanation / Answer
stem-and-leaf 162 | 00 164 | 0 166 | 000 168 | 0000 170 | 0000000 172 | 00000000000 174 | 0000000000000 176 | 000000 178 | 00 180 | 182 | 0