Question

source: historical statistics of the united states
hours and wages of industrial workers
1875 - 1891
average daily hours
index of average daily wages (january 1860 = 100)
1875 9.9 169.2
1876 9.9 158.6
1877 9.9 146.3
1878 9.9 140.7
1879 9.9 137.9
1880 9.9 142.7
1881 9.9 160.1
1882 9.9 165.1
1883 9.9 166.0
1884 9.9 168.5
1885 9.9 169.9
1886 9.8 170.3
1887 9.7 170.1
1888 9.7 170.9
1889 9.6 170.1
1890 9.6 172.7
1891 9.4 172.5

1. what does this document tell us about labor conditions in the u.s. 1875 - 1891?

Explanation:

The document shows that from 1875 - 1891, the average daily hours of industrial workers in the U.S. initially remained at 9.9 hours for several years, then gradually decreased to 9.4 hours by 1891. The index of average daily wages (with January 1860 = 100) fluctuated but generally trended upward over the period, indicating that while working hours were slowly reducing, wages were increasing on average.

Answer:

The document indicates that industrial workers' average daily working hours gradually decreased from 9.9 hours in 1875 - 1885 to 9.4 hours in 1891, while the index of average daily wages generally trended upward over the 1875 - 1891 period.