Machine Learning Data Types Quiz

What are the two main classifications of data types?

• Nominal and Ordinal

• Quantitative and Qualitative

• Discrete and Continuous

• Interval and Ratio

Which of the following is an example of discrete data?

• Weight of an object

• Temperature in Celsius

• Number of students in a class

• Height of a person

What type of data is described as categorical?

• Quantitative data

• Qualitative data

• Continuous data

• Discrete data

Which of the following is an example of continuous data?

• Students in a class

• Number of marbles

• Temperature in Kelvin

• Number of cars

What does nominal data represent?

• Ordered categories

• Measured values

• Unordered categories

• Numeric values

Which data type has a true zero point?

• Nominal data type

• Ratio data type

• Ordinal data type

• Interval data type

What is the primary use of cosine similarity?

• To measure the distance between two points

• To measure the angle between two vectors

• To calculate the average of a dataset

• To classify data types

Which distance metric is also known as Taxicab Geometry?

• Minkowski Distance

• Cosine Distance

• Euclidean Distance

• Manhattan Distance

What is the formula for calculating Euclidean distance?

• Sum of absolute differences

• Square root of the sum of squares

• Average of the distances

• Difference of means

Which distance metric is used to find similarities between documents?

• Minkowski Distance

• Manhattan Distance

• Cosine Distance

• Euclidean Distance