Chapter 1

Do you use Python often?

• Yes, I use it almost everyday.

• I used it in the last week.

• No, I haven't used it for over a month.

a = [1, 2, 3, 4]

What is the data type of "a"?

• dictionary

• array

• list

• You tell me!

a = [1, 2, 3, 4]

b = [5, 6, 7, 8]

what will "dict(zip(a, b))" return?

• [1, 2, 3 ,4 ,5 ,6 ,7 ,8]

• {1: 2, 3: 4, 5: 6, 7: 8}

• [5, 6, 7, 8, 1, 2, 3, 4]

• {1: 5, 2: 6, 3: 7, 4: 8}

• You tell me!

What is Numpy?

• It's a Python package for numeric calculation.

• It's a Python package for machine learning modeling.

• Numpy?

What is sklearn?

• Python package for dataframe analysis

• Python package for machine learning modeling

• You tell me!

Which one below is an unsupervised model?

• Logistics regression

• K-means

• KNN

• Random forest

• What is "unsupervised"?