
Chapter 16
PB
Time Series and Index Numbers
689
FIGURE 16.58
Forecast for 5 years
(taking 2006–2007
as origin) with
95% confi dence
interval produced
using Minitab for
Example16.11
FIGURE 16.59
Moving average
plot for sales with
95% confi dence
interval produced
using Minitab for
Example16.11
Example 16.12
Binani Cement Ltd. is the agship company of Braj Binani group, which operates in sectors such
as cement, zinc, glass, bre, and downstream composite products.
8
Table 16.32 exhibits the sales
of Binani Cement Ltd. from 1998–1999 to 2006–2007. Use exponential smoothing method with
a = 0.7 to forecast sales for the data given in Table 16.32. Also use ...