n the matrix BA, the first entry means that there are voters and the second entry means that there are voters

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Question
In a certain town, the proportions of voters voting Liberal and Conservative by various age groups is summarized by matrix A, and the population of voters in the town by age group is given by matrix B. Interpret the entries of the
matrix product BA.
Lib. Cons.
Under 30
0.62 0.38
30-50 0.51 0.49 = A
Over 50 0.24 0.76
B =[ 2000
Under 30
In the matrix BA, the first entry means that there are
voters
8000 1000]
30-50 Over 50
and the second entry means that there are voters
Transcribed Image Text:In a certain town, the proportions of voters voting Liberal and Conservative by various age groups is summarized by matrix A, and the population of voters in the town by age group is given by matrix B. Interpret the entries of the matrix product BA. Lib. Cons. Under 30 0.62 0.38 30-50 0.51 0.49 = A Over 50 0.24 0.76 B =[ 2000 Under 30 In the matrix BA, the first entry means that there are voters 8000 1000] 30-50 Over 50 and the second entry means that there are voters
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