Create a machine learning model of a real-life process or object : Adding More Metrics to Gain a Better Understanding

Create a machine learning model of a real-life process or object : Adding More Metrics to Gain a Better Understanding

Assessment

Interactive Video

Information Technology (IT), Architecture, Social Studies

University

Hard

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why might clients require metrics other than mean absolute error?

To reduce computation time

To fit their specific use cases

To better understand classification tasks

To simplify the model

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which TensorFlow function can be used to list all available metrics?

TF Keras metrics.tab()

TF Keras metrics.show()

TF Keras metrics.dot()

TF Keras metrics.list()

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the range of values for the R-squared metric?

-1 to 1

0 to 1

-1 to 0

0 to 100

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does an R-squared value below 0 indicate?

The model is performing well

The model is better than random predictions

The model is worse than random predictions

The model is perfectly accurate

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which TensorFlow functions are used to compute the residual in the R-squared metric?

TF Add and TF Subtract

TF Multiply and TF Divide

TF Square and TF Reduce Sum

TF Log and TF Exp

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is suggested to improve the R-squared score of a model?

Use a smaller neural network

Decrease the number of epochs

Tune the activation functions

Reduce the dataset size

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the goal for the R-squared score mentioned in the video?

To reach exactly 0.5

To get a score of 1

To achieve a score above 0.3

To maintain a score below 0.2