Question
Determine whether the variable given is qualitative, quantitative-discrete, or quantitative-continuous. Phone number A quantitative-continuous since this variable would yield numbers that count B quantitative-discrete since this variable would yield numbers that count C qualitative since this variable would yield numbers D quantitative-discrete since this variable would yield numbers that measure E qualitative since this variable would yield categories F quantitative-continuous since this variable would yield numbers that measure
Ask by Norton Harrington. in the United States
Jan 15,2025
Real Tutor Solution
Tutor-Verified Answer
Answer
A phone number is a qualitative variable because it represents categories (e.g., different phone numbers) rather than quantities that can be counted or measured.
Solution
The correct categorization for a **phone number** is:
**E. qualitative since this variable would yield categories**
**Explanation:**
- **Qualitative Variable:** Represents categories or names without inherent numerical value. Even though phone numbers consist of digits, they function as identifiers rather than quantities you perform arithmetic on.
- **Quantitative-Discrete:** Involves countable numbers (e.g., number of students). Phone numbers aren't used for counting in a meaningful numerical sense.
- **Quantitative-Continuous:** Involves measurements that can take any value within a range (e.g., height, weight). Phone numbers don't represent measurable quantities.
Therefore, **phone numbers are best classified as qualitative variables** because they serve as categorical identifiers.
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Simplify this solution The Deep Dive
Phone numbers are a unique form of identification, often used in social interactions and for service access. They typically consist of numerical sequences arranged in a specific format (e.g., area code, central office code, and line number). Despite being numerical, they serve as distinct identifiers rather than quantities you can measure or count continuously. It's a common mistake to think that since phone numbers are primarily made up of digits, they fall into the quantitative categories. In reality, phone numbers are treated as strings of characters used for identification and communication, which makes them qualitative in nature.
