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Unformatted text preview: Example: Midterm grades of 5 students were recorded: 80 89 70 75 68 mean = average of all numbers = 76.4 median = middle number of data set = 75 mode = number that reoccurs the most times in the data set = here, no mode exists. Q 1 i = 25/100 * 5 = 1.25 2 Q 1 = 70 Q 2 i = 75/100 * 5 = 3.75 4 Q 3 = 80 Population Sample Mean μ x Variance σ 2 s 2 Standard Deviation σ s...
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This note was uploaded on 04/09/2008 for the course PSTAT 5E taught by Professor Eduardomontoya during the Spring '08 term at UCSB.
 Spring '08
 EduardoMontoya

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