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SAS A00-240 Exam - Topic 10 Question 88 Discussion

Actual exam question for SAS's A00-240 exam
Question #: 88
Topic #: 10
[All A00-240 Questions]

Refer to the confusion matrix:

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

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Suggested Answer: A

by Dorothea at May 21, 2024, 05:58 PM

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Donette
3 months ago
I agree with A, those numbers make sense!
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Nichelle
3 months ago
Wait, is it really 83/150 for D? That seems odd.
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Rolland
4 months ago
C doesn't add up, how can accuracy be so low?
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Pearline
4 months ago
I think B is off, that error rate seems too high.
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Jaleesa
4 months ago
Accuracy = 58/102 looks right to me.
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Tiffiny
4 months ago
I feel like option A looks familiar, but I’m not completely confident about the calculations. I hope I remember the formulas correctly!
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Shanice
4 months ago
This question seems similar to one we practiced where we had to find accuracy and error rate, but I’m confused about which values to use from the matrix.
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Tabetha
5 months ago
I think the error rate is just the opposite of accuracy, but I can't recall how to derive it from the confusion matrix.
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Glendora
5 months ago
I remember we calculated accuracy as the sum of true positives and true negatives over the total samples, but I'm not sure about the exact numbers here.
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Julio
5 months ago
Okay, let me think this through step-by-step. I need to find the true positives, true negatives, false positives, and false negatives from the confusion matrix, then plug those values into the formulas. I've got this!
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Alexis
5 months ago
Wait, I'm confused. Is the positive outcome 0 or 1? The question wording is a bit ambiguous. I better double-check my understanding before diving into the calculations.
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Phuong
5 months ago
I've got this! The accuracy is just the sum of the true positives and true negatives divided by the total, and the error rate is the sum of the false positives and false negatives divided by the total. Easy peasy!
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Nu
5 months ago
Hmm, I'm a bit unsure about how to interpret the confusion matrix and which values to use for the calculations. I'll need to review my notes on this topic to make sure I'm doing it correctly.
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Christiane
5 months ago
Okay, this looks like a straightforward calculation based on the confusion matrix. I'll need to carefully extract the relevant values and plug them into the accuracy and error rate formulas.
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Mila
5 months ago
I think this is a pretty straightforward question. The key is to focus on the keywords "performance modeling tool" and "IBM Spectrum Virtualize family". Based on that, I'm going to go with option B, IBM Storage Modeller (StorM).
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Jess
5 months ago
Based on the information provided, I believe IBM Spectrum Scale Transparent Cloud Tiering would be the best solution. It seems to be designed to seamlessly integrate on-premises storage with public cloud services, which is exactly what the customer is struggling with.
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Kanisha
5 months ago
All of the above seems like the safest bet, but I want to make sure I have a solid grasp of the individual points before selecting that. Time to focus!
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Laquita
2 years ago
Okay, let's break this down step-by-step. The accuracy is the number of correct predictions divided by the total number of predictions. And the error rate is the number of incorrect predictions divided by the total number of predictions. I think the answer is B, but I'll have to double-check my work.
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Iesha
2 years ago
Yes, that's correct. And the error rate is 67 out of 102.
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Glenna
2 years ago
I think the accuracy is 83 out of 102.
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Corinne
2 years ago
Yes, that's correct. And the error rate is 67 out of 102.
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Karma
2 years ago
Yes, B seems to be the most accurate option after going through the steps.
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Martina
2 years ago
I agree, B looks like the correct choice based on the calculations we did.
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Sarina
2 years ago
I think the accuracy is 83 out of 102.
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Dianne
2 years ago
I think the answer is B as well. It seems like the most accurate calculation.
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Leanna
2 years ago
Haha, this question is a real brain-teaser! I'm going to have to put on my thinking cap for this one. Let's see, is it C? No, wait, maybe it's D... *scratches head*
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Bernardine
2 years ago
No, I believe it's A
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Estrella
2 years ago
I think it's B
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Vanna
2 years ago
Hmm, I'm not sure about this one. The confusion matrix looks a bit confusing to me. I'll have to double-check my work on this one.
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Bettyann
2 years ago
I think the answer is B. The accuracy is 83/102 and the error rate is 67/102. This makes the most sense given the information provided in the confusion matrix.
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Leana
2 years ago
Refer to the confusion matrix:
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Nieves
2 years ago
Refer to the confusion matrix:
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Freeman
2 years ago
The accuracy is 83/102 and the error rate is 67/102.
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Gertude
2 years ago
I think the answer is B.
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