Descriptive Statistics II: By the end of this class you should be able to:. describe the meaning of and calculate the mean and standard deviation of a sample estimate normal proportions based on mean and standard deviation plot a histograms with alternative scaling. Palm: Section 7.1, 7.2.
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Palm: Section 7.1, 7.2
please download cordbreak1.mat & FWtemperature.txt
difference deviation of each point about the mean
squared all values positive
Summation yields one number
Divide by n-1 normalize the sum for based on degrees of freedom
Percentage of observations in the given range
3sExpected Proportions for known
Data analysis of the breaking strength of a certain fabric shows that it is normally distributed with a mean of 200 lb and a variance (2) of 9.