Question

Which of the following are variables are categorical, if any? (check all that apply)

Answer 1

Answer:

A) The brand of cars driven by Harvard instructors

C) The types of plants growing in yellowstone  

Step-by-step explanation:

Categorical and numerical variables:

• Numerical data can be expressed with the help of numerical.
• Categorical data cannot be expressed by numerical.
• They do no have any particular value.
• They are the non-parametric data.
• Categorical data are also known as qualitative data.

A) The brand of cars driven by Harvard instructors

Since the brands cannot be expressed in numerical, it is a categorical variable.

B) The age of randomly selected biology students.

The age of student are expressed in whole numbers or decimals. Thus, it is a numerical data.

C) The types of plants growing in yellowstone

Again, the type of plants cannot be expressed with the help of numerical. Thus, it is a categorical variable.