Using and Handling Data

 

Data

What is Data?

    What is Data?
    Discrete and Continuous Data
     
    Analog and Digital

How to Show Data

  Bar Graphs
  Pie Charts
  Dot Plots
  Line Graphs
  Scatter (x,y) Plots
  Pictographs
  Histograms
  Frequency Distribution
  Stem and Leaf Plots
  Cumulative Tables and Graphs  
     
  Graph Paper Maker  

Surveys

How to Do a Survey Conducting a Survey
  Survey Questions
  Showing the Results of a Survey
   
Accuracy and Precision
   
Activity: Asking Questions
Activity: Improving Questions
     

 

Probability and Statistics

Measures of Central Value

  Finding a Central Value
· Calculate the Mean Value and The Mean Machine
· Find the Median Value
· Find the Mode or Modal Value
 
Activity: Averages Brain-Teaser
 
  Calculate the Mean from a Frequency Table
  Advanced: Mean, Median and Mode from Grouped Frequencies
   
  Weighted Mean

Measures of Spread

  The Range
  Quartiles and the Interquartile Range
  Percentiles
  Mean Deviation
  Standard Deviation
  Standard Deviation Calculator
  Standard Deviation Formulas

Comparing Data

  Univariate and Bivariate Data
  Scatter (x,y) Plots
  Outliers
  Correlation

Probability

  Probability dice
  The Probability Line
  The Spinner
  The Basic Counting Principle
  Relative Frequency
   
Activities:
     
  Complement  
  Probability: Types of Events  
  Independent Events  
  Dependent Events: Conditional Probability  
  Tree Diagrams  
  Mutually Exclusive Events  
    balls
  False Positives and False Negatives
  Shared Birthdays
   
  Combinations and Permutations
  Combinations and Permutations Calculator
   

Random Variables

The Binomial Distribution

The Normal Distribution