STAT 201_R2

STAT 201_R2 - STAT201Recitation Week 2 Q1 wo techniques for...

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STAT 201 Recitation Week 2
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Q1 wo techniques for grouping data are __________ and __________. catter plot and Pareto chart requency distribution and stem-and-leaf plot lass intervals and class frequencies istogram and pie chart
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Q2 he first step in constructing a frequency distribution is to determine the __________. requency of each class idth of the class interval umber of classes ange of the data
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Q3 he number of classes in a frequency distribution is __________. ess than 6 ubject to the user's discretion lways fixed ore than 15 ection 2.1, P.20: “The final number of classes is arbitrary .”
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Q4 elative frequency for an individual class is the __________. ndividual class frequency multiplied by the total frequency ndividual class frequency plus the total frequency of all preceding classes ndividual class frequency minus the total frequency of all preceding classes ndividual class frequency divided by the total frequency
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elative frequencies for a set of data must add up to __________. he cumulative frequency
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This note was uploaded on 09/26/2011 for the course STAT 201 taught by Professor Drex during the Spring '04 term at Drexel.

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STAT 201_R2 - STAT201Recitation Week 2 Q1 wo techniques for...

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