2. Left-handed and right-handed people live in Directional City. Directional City has three neighborhoods, and in the 2000 census they had the following populations:

a. Find the index of dissimilarity between lefties and righties.

b. Find the index of isolation for lefties.

c. Find the index of isolation for righties.
In 2010, the census reports the following populations:

d. How does the index of dissimilarity change?

e. How do the indexes of isolation change?

f. Which measure better reflects the segregation over the decade? Why?

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Neighborhood 1 No. of lefties No. of righties Total pop. 1,990 10 2,000 2 3 100 900 1,000 10 1,490 1,500 Total pop. 2,100 2,400 4,500