A random sample of 10 university students was surveyed to determine the amount of time spent weekly using a personal computer.The times are: 13,14,5,6,8,10,7,12,15,and 3.If the times are normally distributed with a standard deviation of 5.2 hours,estimate with 90% confidence the mean weekly time spent using a personal computer by all university students.
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The Answer of A random sample of 10 university students was surveyed to determine the amount of time spent weekly using a personal computer.The times are: 13,14,5,6,8,10,7,12,15,and 3.If the times are normally distributed with a standard deviation of 5.2 hours,estimate with 90% confidence the mean weekly time spent using a personal computer by all university students.
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A Random Sample of 10 University Students Was Surveyed to Determine