OTHER APPLICATIONS Immigration In 1950 , there were 249 , 187 immigrants admitted to the United States. In 2010 , the number was 1 , 042 , 625 . Source: 2 0 1 1 Yearbook of Immigration Statistics . a. Assuming that the change in immigration is linear, write an equation expressing the number of immigrants, y , in terms of t , the number of years after 1900 . b. Use your result in part a to predict the number of immigrants admitted to the United States in 2015 . c. Considering the value of the y -intercept in your answer to part a , discuss the validity of using this equation to model the number of immigrants throughout the entire 20th century.
OTHER APPLICATIONS Immigration In 1950 , there were 249 , 187 immigrants admitted to the United States. In 2010 , the number was 1 , 042 , 625 . Source: 2 0 1 1 Yearbook of Immigration Statistics . a. Assuming that the change in immigration is linear, write an equation expressing the number of immigrants, y , in terms of t , the number of years after 1900 . b. Use your result in part a to predict the number of immigrants admitted to the United States in 2015 . c. Considering the value of the y -intercept in your answer to part a , discuss the validity of using this equation to model the number of immigrants throughout the entire 20th century.
Solution Summary: The author explains how to find a linear equation expressing the number of immigrants in terms of years after 1900.
Immigration In
1950
, there were
249
,
187
immigrants admitted to the United States. In
2010
, the number was
1
,
042
,
625
. Source:
2
0
1
1
Yearbook of Immigration Statistics.
a. Assuming that the change in immigration is linear, write an equation expressing the number of immigrants,
y
, in terms of
t
, the number of years after
1900
.
b. Use your result in part
a
to predict the number of immigrants admitted to the United States in
2015
.
c. Considering the value of the
y
-intercept in your answer to part
a
, discuss the validity of using this equation to model the number of immigrants throughout the entire 20th century.
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