Math Statistics

• What is the definition of statistics?

  Science of collecting, organazing, analyzing, and interpreting data
• What are the applications of statistics in schools?

  • Describing test results
  • Analyzing academic performance
  • Understanding student demographics
• How is statistics applied in scientific fields?

  • Collecting data from experiments
  • Analyzing medicinal trials
  • Interpreting laboratory experiments
• What are some government applications of statistics?

  • Census data collection
  • Election polls
  • Surveys on electoral candidates
• What is the difference between descriptive and inferential statistics?

  • Descriptive: Describes population with data
  • Inferential: Draws conclusions from sample data
• What does descriptive statistics provide?

  Descriptions of the population through data
• What does inferential statistics do?

  Uses sample data to draw conclusions
• What is data?

  Information from observations or measurements
• What are the sources of data?

  Population and sample
• What is a population in statistics?


  Entire group forming a set of data
• What is a sample in statistics?


  Selected few members of the population
• Why are samples taken in statistics?

  To represent characteristics of the population
• What is a parameter in statistics?

  Data collected from a population
• What is a statistic in statistics?

  Data collected from a sample
• How can data be classified?

  • Qualitative: Attributes or categories
  • Quantitative: Numerical measurements or counts
• What is qualitative data?


  Attributes or non-numerical entries
• What is quantitative data?


  Numerical measurements or counts
• Classify the number of donuts sold each week at Dunkin Donuts.


  • Quantitative Data
  • Reason: The data can be measured.
• Classify the different flavors of donuts sold at Dunkin Donuts.

  • Qualitative Data
  • Reason: Flavors cannot be measured.
• Classify the contact numbers of Grade 7 students in SPPC.

  • Qualitative Data
  • Reason: Contact numbers cannot be measured.
• Are the following data qualitative (QL) or quantitative (QN)? 1. Dolphins have smoother skins than sharks.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 2. 82% of households have shopped at Landers in the last month.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 3. The marital status of Filipino citizens ages 30-40.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 4. The temperature in the building is 35°C.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 5. More people like blue packaging than like red.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 6. The math grades of Grade 7 students last quarter.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 7. The total allowance for this week.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 8. List of novels written by Colleen Hoover.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 9. Feedback from a one-on-one interview.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 10. Number of followers on social media.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 11. The different flavors of donuts sold at Dunkin Donuts.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 12. The contact numbers of Grade 7 students in SPPC.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 13. The number of calories in a donut.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 14. The weight of a donut.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 15. The flavor of a donut.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 16. The consistency of a donut.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 17. The price of a donut.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 18. The color of a donut.

  Qualitative (QL)
• Are the following data qualitative (QL) or quantitative (QN)? 19. The number of donuts sold each week.

  Quantitative (QN)
• Are the following data qualitative (QL) or quantitative (QN)? 20. The temperature of a donut.

  Quantitative (QN)