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At a convention, 192 speakers gave one or more presentations of varying lengths. The histogram
summarizes the total presentation time, in hours, of each speaker.
Number of speakers
90
80
70
60
50
40
30
20
10
0
0 1 2 3 4 5 6 7
Total presentation time (hours)
What interval contains the 25th percentile for this data?

At a convention 192 speakers gave one or more presentations of varying lengths The histogram summarizes the total presentation time in hours of each speaker Num class=


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