4. Suppose you plan to collect data on your classmates. Identify three discrete random variables and three continuous random variables you might observe.

Discrete: IQ score, number of siblings, number of electronics gadgets they own.

Continuous: Weight, height, time spent in studying.

Step-by-step explanation:

The data collected consists of three discrete variables that are IQ score of a student, number of sibling that a student have and number of electronic gadget the student own such as cellphone, laptop etc.

The data collected consists of three continuous variables that are weight of students in kg, height of students in cm and amount of time spent in studying in minutes.