ISDS 361B Ch. 8
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Gives Centrality & Variability
Nominal Distribution, which method of numerical descriptive technique do we use
Central - Mean, Median, Mode
Why is nominal distribution studied the most?
- Easy to understand
- Cant remember all numbers, we need the avg.
How do you create a nominal distribution?
Random Unbiased Observation
Probability of a Normal Distribution?
100% or 1
Calculate Normal Probabilities using which equation?
Z is it the area or the SD?
Z.05 = 1.645 ; interpret
1.645 is the 95th percentile; 95% of all values of Z are below it and 5% are above it.
What would you like to do?
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