Data

Definition of Data

• Data can be defined as a collection of facts or information from which conclusions may be drawn.

Examples of Data

• The data shown below are Mark's scores on five Math tests conducted in 10 weeks.

45, 23, 67, 82, 71

The data helps us compare his scores and learn his progress.

Solved Example on Data

Number of baskets scored by a basketball player are: 8, 15, 11, 13, 9, 12, and 10. Find the range of the data.

Choices:

A. 5

B. 17

C. 7

D. 6

Correct Answer: C

Solution:

Step 1: Highest score = 15

Step 2: lowest score = 8

Step 3: Range = 15 - 8 = 7.     [Range = highest score - lowest score.]

Related Terms for Data

• Fact
• Information
• Conclusion

Real-world Connections for Data

• Collection of data is an important thing in statistical data analysis. Data can be collected from sources or through observation, surveys, or by doing experiments.
• All of us know about censuses. Through censuses a detailed information about the population of a country can be made available.

Additional Links for Data

• Click here for samples
• Back to Mathematics Dictionary