C1000-059 IBM AI Enterprise Workflow V1 Data Science Specialist Questions and Answers

decision tree

logistic regression

support vector machine (SVM)

recurrent neural network

they are a "blue sky thinker" who comes up with new approaches to use new data in innovative ways

they have a strong understanding of the enterprise's database architecture

they define data processes to meet compliance and regulatory obligations

the one who collects, processes, and performs statistical analysis on data

paired t-test

chi squared test

z test

t-test

y = affine1(ReLU(affine2(x)))

y = max(affine1(x), affine2(x))

y = affine2(ReLU(affine1(x)))

y = affine2(max(affine1(x), 0))

y = ReLU(affine1(x), affine2(x))

0

1

3

2

A random classifier has AUC (the area under ROC curve) of 0.5

Using only one evaluation metric is sufficient

The F-score is always equal to precision

Recall of 1 (100%) is always a good result