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Exam A00-240 topic 1 question 91 discussion

Actual exam question from SAS Institute's A00-240
Question #: 91
Topic #: 1
[All A00-240 Questions]

Refer to the confusion matrix:

Calculate the accuracy and error rate (0 - negative outcome, 1 - positive outcome)

  • A. Accuracy = 58/102, Error Rate = 23/48
  • B. Accuracy = 83/102, Error Rate = 67/102
  • C. Accuracy = 25/150, Error Rate = 44/150
  • D. Accuracy = 83/150, Error Rate = 67/150
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Suggested Answer: A 🗳️
by Sebhat at June 25, 2020, 1:08 p.m.

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salvali
2 years, 6 months ago
The correct answer is D: Accuracy = ( TN + TP ) / N Error Rate = ( FP + FN ) / N
upvoted 2 times
...
PerkDizzzle
4 years ago
Agree with D. https://towardsdatascience.com/taking-the-confusion-out-of-confusion-matrices-c1ce054b3d3e
upvoted 2 times
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Sebhat
4 years, 5 months ago
the correct answer is D
upvoted 4 times
...

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