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A confusion matrix is created for data that were oversampled due to a rare target.
What values are not affected by this oversampling?
Suggested Answer: D
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14 comments · newest first
SA
Samira
12 months ago
Yeah, D makes sense. Oversampling shouldn't mess with those metrics.
AL
Alease
12 months ago
Just to clarify, PV+ and PV- can be influenced by the sample size, right?
DA
Daisy
1 year ago
Wait, are you sure about that? I thought oversampling changes everything.
YV
Yvonne
1 year ago
Totally agree, D is the right choice!
AU
Audra
1 year ago
Sensitivity and Specificity are not affected by oversampling.
MA
Marvel
1 year ago
If I recall correctly, sensitivity and specificity are calculated from the confusion matrix itself, so they remain unaffected by the sample size changes.
DU
Dulce
1 year ago
I'm a bit unsure, but I feel like sensitivity might be affected by oversampling since it deals with true positives.
KR
Kristal
1 year ago
I think I saw a practice question about this, and it mentioned that oversampling mainly affects positive predictive values.
KR
Kristofer
1 year ago
I remember that sensitivity and specificity are based on the actual outcomes, so they shouldn't change with oversampling, right?
JE
Jesus
1 year ago
This seems pretty straightforward. I'd go with option A - inserting a widget to display a CMS block with the message.
LO
Lonna
1 year ago
My instinct says D could work too, especially if (II) has a steady return, but I might be second-guessing myself here.
PE
Percy
1 year ago
This is a good question that tests our understanding of hardware security modules and their use cases. I think the embedded cryptoprocessor and hardware-backed public key storage are the two key features that would enable secure remote access, so those are the ones I'll select.
LE
Lelia
1 year ago
This seems like a straightforward question about NAS service capacity management. I'll focus on the key sub-processes mentioned in the options.
BR
Brice
1 year ago
Okay, I've got this. The correct answers are A and E - a developer would create a custom form stencil to make custom form controls available to the Process Designer, and to limit the form controls that are available to the Process Designer. The other options are not directly related to the purpose of a custom form stencil.