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The Mid-Distance Running Coach,Zdravko Popovich,for the Olympic Team of an Eastern

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The mid-distance running coach,Zdravko Popovich,for the Olympic team of an eastern European country claims that his six-month training program significantly reduces the average time to complete a 1500-meter run.Five mid-distance runners were randomly selected before they were trained with coach Popovich's six-month training program and their completion time of 1500-meter run was recorded (in minutes) .After six months of training under coach Popovich,the same five runners' 1500 meter run time was recorded again the results are given below. The mid-distance running coach,Zdravko Popovich,for the Olympic team of an eastern European country claims that his six-month training program significantly reduces the average time to complete a 1500-meter run.Five mid-distance runners were randomly selected before they were trained with coach Popovich's six-month training program and their completion time of 1500-meter run was recorded (in minutes) .After six months of training under coach Popovich,the same five runners' 1500 meter run time was recorded again the results are given below.   At an alpha level of .05,can we conclude that there has been a significant decrease in the mean time per mile? A) Reject the null hypothesis B) Can't reject the null hypothesis At an alpha level of .05,can we conclude that there has been a significant decrease in the mean time per mile?


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The process of ensuring that products and services meet customer expectations and comply with standards, through regular reviews and tests.

Quality Assurance

Procedures that ensure that the services provided in the medical practice meet or exceed requirements and standards.

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Known Standards

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