7) A software company claims that their new software reduces the average time it takes to complete a certain task to 15 minutes. A sample of 25 users is selected, and their task completion times with the software are recorded. Conduct a one-sample t-test at a 0.05 significance level. Here's the data: User 1 2 3 4 5 6 7 8 9 10 11 12 13 # 14 15 Task Completion Time (minutes) 14.5 4.1 4.4 4.0 4.5 2.6 3.8 3.7 4.4 3.7 3.1 2.5 3.6 3.0 3.6

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