Statistics 2501
                          Time Series: Index Numbers


 Text: Section 13.1 (8th ed).


 These examples will be used in class to illustrate the calculation
of the simple and composite index numbers defined in Section 13.1.

-----------------------------------------------------------

 Ex. 1: Canadian GDP, recorded in 4th quarter of years 1961-2002.
         In billions $:

 10.727  11.497  12.509  13.562  15.232  16.637  17.986  19.947 21.871
 23.303  26.009  29.031  34.833  40.872  45.957  51.937  57.339 63.786
 73.201  82.558  93.473  97.137 107.538 116.705 126.317 131.558
146.118 158.991 169.093 171.633 175.419 179.074 187.830 200.422
207.910 217.340 228.510 235.543 257.288 278.258 278.609 300.089






 Ex. 2: Monthly prices (1997, in $ per ton) and production (in tons) for
3 metals important to U.S. industry.

   Copper          Steel          Lead
---------------------------------------------- 
 Price  Prod.    Price  Prod.  Price   Prod.
----------------------------------------------

 1065.2 220.7    131.14 8735    1000   28800
 1051.6 200.7    143.5  8266    1000   28500
 1061.8 216.7    139.7  9175     974   31900
 1080   216.3    132.59 8882     960   30400
 1052   205.9    136.5  9048     960   30800 
 992.8  196.5    136.5  8662     960   28700
 960    222.1    143.5  8692     960   25900
 954.2  213.5    146.5  8818     960   28000
 920    226.2    139.6  9006     960   21600
 880    241.2    139.63 9128     960   30500
 800    229.3    142.5  9116     960   29000
 800    230.6    142.5  9071     960   28700