An analysis of 50 train derailment incidents identified the main causes listed below, where t denotes bad
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An analysis of 50 train derailment incidents identified the main causes listed below, where t denotes bad track, E denotes faulty equipment, H denotes human error, and O denotes other causes.
Use the given categorical data to construct the relative frequency distribution.
Transcribed Image Text:
TTTEE H H HH HOOH H HEETTTETHOT TTTTTTHTTHEETTEETTTHTTO O O
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