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A proposed classification tree region has a population of 1 8 historical records. For 1 0 of these records, the categorical variable has the value

A proposed classification tree region has a population of

18

historical records. For

10

of these records, the categorical variable has the value "Group

3 " .

For the remaining records, the categorical variable has the value "Group

2 . "

What is the Gini Index for this region?

Note: Round your answer to two decimal places.

Gini Index

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