Numerical and Categorical Data

Q. Which of the following data sets are the examples of numerical data?

1. 
2. 
3. 
4. 

Q. Numerical data can be averaged, but categorical data cannot be averaged.

1. True
2. False

Q. Which information should be categroised into different groups such that it becomes a part of categorical data?

1. numerical
2. non-numerical

Q. Which of the following are examples of categorical data?

1. The data depicting the age of $6$ students of a class.
2. The hair colour of a group of $5$ people.
3. The destinations selected by $7$ students for annual outing.
4. The number of tourists visiting the museum on different days of a week.

Q. The data in which every value obtained is a number is known as .

Q. "What is the colour of eyes of different students in a class?"
What kind of data would result from the answer of this question?

1. Numerical Data
2. Categorical Data