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Why Study Statistics?
Etymology of Statistics.
• science of dealing with data about the state or the community that
we live in.
……a branch of mathematics dealing with the collection,
analysis, interpretation, presentation, and organization
of data.
Statistics:
Statistics Usage:
• Data is everywhere
• Statistical techniques are used to make many
decisions that affect our lives
• Statistical methods will help you in better
understanding of the data and make effective
decisions.
Statistics Usage:
• Extensively used in marketing, accounting, quality
control, consumers, sports people, educators,
hospitals, administration, politicians, e.t.c
• It helps in a better understanding of the world.
Why Study Statistics?
• Expression of facts in numbers - One of the main
function of Statistics is to express numbers in easily
understandable language and interpret the results
with certainty.
• Simple presentation- Statistics enables presentation
of complex data in a simple format in terms of
aggregate, average, percentage, graphs, diagrams etc.
Why Study Statistics?
• Enlarges individual knowledge and experience-
Statistics expands the horizons of individual
knowledge and understanding.
• It compares facts- It facilitates the comparison of data
and identifying the interrelations between large sets
of data for drawing suitable inferences.
Why Study Statistics?
• It helps in forecasting- Extrapolating present data aids
in forecasting likely changes that can be expected in
future.
Perception vs Statistics
• Perceptions can be wrong.
• Statistics based on a logical data will never be wrong.
• When taking a decision, it is advisable to trust
statistics rather than our perceptions.
• Better understanding of work area will help in taking
effective decisions.
The End

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1.why study statistics.

  • 2. Etymology of Statistics. • science of dealing with data about the state or the community that we live in.
  • 3. ……a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data. Statistics:
  • 4. Statistics Usage: • Data is everywhere • Statistical techniques are used to make many decisions that affect our lives • Statistical methods will help you in better understanding of the data and make effective decisions.
  • 5. Statistics Usage: • Extensively used in marketing, accounting, quality control, consumers, sports people, educators, hospitals, administration, politicians, e.t.c • It helps in a better understanding of the world.
  • 6. Why Study Statistics? • Expression of facts in numbers - One of the main function of Statistics is to express numbers in easily understandable language and interpret the results with certainty. • Simple presentation- Statistics enables presentation of complex data in a simple format in terms of aggregate, average, percentage, graphs, diagrams etc.
  • 7. Why Study Statistics? • Enlarges individual knowledge and experience- Statistics expands the horizons of individual knowledge and understanding. • It compares facts- It facilitates the comparison of data and identifying the interrelations between large sets of data for drawing suitable inferences.
  • 8. Why Study Statistics? • It helps in forecasting- Extrapolating present data aids in forecasting likely changes that can be expected in future.
  • 9. Perception vs Statistics • Perceptions can be wrong. • Statistics based on a logical data will never be wrong. • When taking a decision, it is advisable to trust statistics rather than our perceptions.
  • 10. • Better understanding of work area will help in taking effective decisions.