Q. 2 - The Practice of Statistics for AP

Question

Medical study variables Data from a medical study contain values of many variables for each of the people who were the subjects of the study. Here are some of the variables recorded: gender (female or male) age (years) race (Asian, black, white, or other); smoker (yes or no) systolic blood pressure (millimetres of mercury) level of calcium in the blood (micrograms per millilitre).

Identify each as categorical or quantitative.

Step-by-Step Solution

Answer

The categorical values refer to gender, race and smoke. It also puts each individual into certain categories. 

Quantitative values also refer to the systolic blood pressure and the level of calcium in the blood.

Step 1: Identifion of the categorical values

Gender, race and smoking are put into the categorical values and it places each individual into specific categories.

Step 2: Identification of the quantitative values

The quantitative values also refer to the level of calcium and systolic blood pressure. The characteristics of these values can be measured effectively.