Looking At Data
Stem-And-Leaf Diagrams
Types Of Data
Measures of Central Tendency
Frequency Distributions
Grouped Data
Measures Of Spread
Linear Coding
Key Points of This Module


Bar Charts and Vertical Line Charts
Pie Charts
Histograms
Meausres of Central Tendency and of Spread Using Quartiles
Cumulative Frequency Curves


Estimating Probability
Expectation
The Probability of Either One Event or Another
The Probability of Events From Two Trials
Conditional Probability


Discrete Random Variables
Expectation and Variance


Factorials
Permutations
Combinations
The Binomial Coefficients nCr
Calculating Probabilities In Less Simple Cases


The Binomial Distribution
The Expectation of B(n, p)
Using The Binomial Distribution


Defining Terms
Hypothesis Testing Checklist
Choosing The Significance Level
Critical Values and Critical Regions
1-Tail and 2-Tail Tests





January 2008

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