Question 13 The boxplot below shows salaries for Construction workers and Teachers. Construction Teacher 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 Salary (thousands of $)
![**Question 13**
The boxplot below shows salaries for Construction workers and Teachers.
- **Construction**: The boxplot for construction workers shows the salary distribution. The box extends from $30,000 to $40,000, with the median at approximately $35,000. The whiskers extend from about $27,000 to $42,000.
- **Teacher**: The boxplot for teachers indicates a salary spread from $28,000 to $34,000, with a median at about $31,000. The whiskers range from around $25,000 to $36,000.
**Salary (thousands of $):** [24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44]
**Scenario:**
Jennie makes the minimum salary for a construction worker. Markos makes the third quartile salary for a teacher.
**Question:**
Who makes more money?
- Jennie
- Markos
**How much more?** $_______
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In statistics, various types of variables are studied. There are two types of variables that are mainly focused in statistics. These are:
Qualitative variable
Quantitative variable.
These could be defined as:
Quantitative variable : As the name suggests, those variables which have some numeric value assigned to it are classified as quantitative variable. It is discrete or continuous. For example, number of students scoring marks in 0 - 20, 20 - 40, 40 - 60, 60- 80, 80 - 100 intervals.
Qualitative variables : Such kind of variables are also known as categorical variable. The are further divided into nominal and ordinal variable. It comprises of data subdivided into different categories or groups which has no numerical value. For example, hot and cold, insured divided on the basis of no claims, 1 claim, more than 1 claim.
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