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Statistics - Coggle Diagram
Statistics
Surveys
Gaining opinions
Collecting data
Where to collect the data
Bias, unbias
Randomness
Tally Chart
Types of data
Categorical
Numerical
Sampling
Population
Purposeful
Questionnaires
Open-ended Questions
Avoid leading questions
Avoid embarrassing questions
Questions should be easy to understand
Plotting data
Line plots
Bar Charts
Stem and leaf graphs