1. In machine learning, a training data set is___

a. None of the above

b. Used to build various models of interest

c. Used to compare models and pick the best one

d. Used to assess the performance of the normalization procedure

2. Which of the following is a best practice for data visualization of human cognition?

a. Introducing and describing the visualization

b. Simultaneous frames are better than animation

c. Selecting 2D over 3D visuals

d. The 5 second rule

3. Which of the following can be used to visualize three attributes: two categorical and one quantitative?

a. Stacked bar chart

b. Clustered bar chart

c. Column chart

d. Heat map

4. Which of the following is not a classification technique?

a. Logistic regression

b. Discriminant analysis

c. Neural network model

d. Market basket model