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ISDS 361B Ch. 8
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Distribution
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=
X - u
o
Z is it the area or the SD?
Standard Deviation
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.
Author:
tv
ID:
39491
Card Set:
ISDS 361B Ch. 8
Updated:
2010-10-04 08:43:16
Tags:
Continuous Probability Distributions
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Description:
Continuous Probability Distributions
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