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Quartile Grouped Data

Total questions: 2

Worksheet time: 10mins

Name
Class
Date
1.

Eighty randomly selected Lightbulbs were tested to determine their lifetimes (in hours). The following frequency distribution was obtained. Find Q1

(a)  

2.

Eighty randomly selected Lightbulbs were tested to determine their lifetimes (in hours). The following frequency distribution was obtained. Find Q3

(a)