3. Statistics-Definition
• The practice or science of collecting and analysing numerical data in
large quantities, especially for the purpose of inferring proportions in a
whole from those in a representative sample.
4. Statistics-Importance
• It is important for researchers and also consumers of research to
understand statistics so that they can be informed, evaluate the
credibility and usefulness of information, and make appropriate
decisions.
5. 10 Awesome Reasons Where Statistics
prove to be Important:
• Weather Forecasts
• Emergency Preparedness
• Predicting Disease
• Medical Studies
• Genetics
• Political Campaigns
• Insurance
• Consumer Goods
• Quality Testing
• Stock Market
6. Why now? What's new about statistics?
• Statistics is an emergent discipline that has rapidly adapted to current
challenges..
• In today's era of big data -- where the computer and network are
everywhere and everything can be measured -- you need statistics to
make that data useful.
7. Do we really trust statistics? Different
statistics say different things.
The International year of Statistics 2013 is the occasion to remind us of the
value of:
• Statistical methods.
• Learning how to use them responsibly.
• Statistical software as the tools of analysis.
• Using statistical professionals to help us out when needed.
8. Statistics plays a vital role in every fields of human activity.
Statisticians know how to:
• Design studies
• Collect trustworthy data
• Analyse the data appropriately
• Check assumptions
• Draw reliable conclusions
9. Few potential statistical mishaps that
commonly lead to misuse:
• p-value
• Faulty Questions
• Biased Sample
• Data Fishing
• Overgeneralization
• False Causality
• Incorrect analysis choices
• Violation of the assumptions for an analysis
• Data Dredging
• Data manipulation
