Following data gives the information on the observed lifetime (in hrs) – InterviewSolution

1.

Following data gives the information on the observed lifetime (in hrs) of 225 electrical components:Liftimes (in hrs) 5-10 10-15 15-20 20-25 25-30 30-35 35-40 40-45 45-50Frequency 49 133 63 15 6 7 4 2 1Find the modal lifetimes of the components.

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