Question: (10 Points) Consider the following three-class confusion matrix. The matrix shows the classification results of a supervised model that uses previous voting records to determine

  1. (10 Points) Consider the following three-class confusion matrix. The matrix shows the classification results of a supervised model that uses previous voting records to determine the political party affiliation (Republican, Democrat, or Independent) of members of the United States Senate.

Computed Decision

Republican

Democrat

Independent

Republican

42

2

1

Democrat

5

40

3

Independent

0

3

4

  1. (1 Point) What percent of the instances were correctly classified? _______%

  1. (3 Points) According to the confusion matrix, how many Democrats are in the Senate? _____ How many Republicans? _____ How many Independents? _______

  1. (1 Point) How many Republicans were classified as belonging to the Democratic Party? _______

  1. (1 Point) How many Independents were classified as Republicans? _______

  1. (1 Point) How many Democrats were classified as Independents? _______

  1. (1 Point) What percent of Republicans were incorrectly classified? _______%

  1. (1 Point) What percent of Democrats were incorrectly classified? _______%

  1. (1 Point) What percent of Independents were incorrectly classified? _______%

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