question archive In a certain type of metal test specimen
In a certain type of metal test specimen
Subject:StatisticsPrice: Bought3
In a certain type of metal test specimen. the normal stress on a specimen is known to he funlzztjonallvr related to the shear resistance. The following is a set of coded experimental data on the two variables Normal Stroll, z Shear Resistance, y 236.3 213.5 25.4 2T3 23.9 24.2 23.6 'ZTJ '21? 23.6 23.9 25.9 '24.? 233.3 28.1 22.5 236.9 '21.? 2?.4 21.4 22$ 25.3 25.6 2-1.1] {a} Estimate the regression line rm 1. = ?n + 31x. {b} Estimate the shear resistance for a normal stress of 24.5. {c} evaluate 52. {d} construct a 99% confidence interval for 1%.. {e} construct a 99% con?dence interval for 31. {f} a 95% con?dence interval for the mean shear resistance when x = 24.5. {g} a 95% prediction interval for a single predicted value of the shear resistance when x = 24.5.
