Exercise 1 - Table 7

1. Calculate the crude marriage rate for US population in 1980.

CMR =    (No. of marriages/ Population)*1000

Look up the number of marriages. NCHS. Vital statistics of the US.
Vol. III - Marriages & Divorces. 1980.

2. Calculate the general marriage rate.

GMR =    (No. of marriages / Female Pop aged 15+) * 1000


3. Fill in column 1 for this exercise. We will finish this table
later in the course.
Calculate the singulate mean age at marriage for females, US: 1980.
         No. who  Percent  Years spent as single
         never    never             Sum single   Ave of
AGE      marry    marry    15*100   (15-49)*5   45-49.50-54
15-19                98.96     1500   1269.3       8.835
20-24                74.81
25-29                34.09
30-34                 16.6
35-39                11.17
40-44                 9.28
45-49                 8.95
50-54                 8.72
Total

d18+e18  g18*50                     100-g18
  2769.3  -441.75  2327.55            91.165    25.53117 =SMAM

See either Sec. 4.2.2 in Wunsch & Termote, pp. 132-136 or Newell,
pp. 97-101.



ANSWERS TO Table 7.


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