A project is looking at the time it takes field teams to repair faults in air conditioning systems on customer sites. Fi

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A project is looking at the time it takes field teams to repairfaults in air conditioning systems on customer sites. Fiveconsecutive repair tasks were sampled every day for 20 days, andthe measured times in hour are shown in the following table.
task 1
task 2
task 3
task 4
task 5
3
4.9
4.5
6.8
4.8
4.4
4.1
4.2
5
5.2
5.1
3.8
3.6
4.5
5
5.6
6.5
4.9
6.2
6.9
4.7
4.2
5.3
3.2
6.7
5.7
6.3
5.1
3.7
5.1
4.9
4.1
4.2
4
6.7
4
6.1
4.6
6.1
3.2
6.4
3.2
3.5
5.6
5.4
5.8
3.8
3.1
3.8
6.2
3.8
6.6
5
3.2
4.2
3.4
4.7
6.1
6.1
5.6
5.2
3.2
6.3
6.7
3.4
4.8
6.6
4.3
3.2
6.1
4.5
6.2
5.9
4.8
4.5
4.6
4.2
6.9
6.6
6.2
3.8
3.7
5.8
5.4
3.2
5.3
3.5
6.8
6.8
6.4
5.1
3.2
4.8
4.6
5.2
5.7
5.9
6.9
3.8
5.3
Assume that 6 hours is the maximum allowable time by thecustomer. To avoid over-resourcing the repair teams are organizedso that it takes at least 3 hours to finish a repair task. Use thegiven data to: