the head injury recorded from the crash test dummies in the drivers seats are as follows: 681,428,917,898, and 420. new…
the head injury recorded from the crash test dummies in the drivers seats are as follows: 681,428,917,898, and 420. new car designs specifications are being considered to control the variation of the head injury measurements. use the sample data to construct a 95% confidence interval estimate of the population standard deviation.