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Suppose the value of Young's modulas (GPa) was determined for cast plates consisting of certain intermetallic substrates, resulting in the folowing sample observations 116.7 115.8 1149 115.3 115.9 Calculate . (Enter your answer to twe decimal places) GPa Calculate the deviations from the mean. (Enter your answers to two decimal places) deviation tb) Use the deviations caculated in part (a) te obtain the smle variance and the sample standard deviation. (Round your answers to three decimal places.) 116.7 1158 114.9 115.3 115.9 x 42 x 118 s -491 ixGa ) Suttract so frum eacdh obervation to otti sale o aord Now cakulatethe sample mean and samole varlance of these tanutermet vabs(Round your anwer to r -100a Compare the transformed x and s to the eadh observation te obinole of tr vaNw cte te sample mean and sample variance of these transfrmed vakues(Round your anser to thre dedinal places.) original dt The transformed men ard variance are both the same as The transformed mean is less than the original The transformed mean is the yarme as ปท ongrai but the variance

Answer 1

Heue coe fnd Soople mean ond Sample Vaionce 116. 15.8 114.9 15.3 115.9 66.7 G5.8 6 4.9 65.3 65.9 3 88.6 328.6 08)( 0.83 4 (0-13) 0.9604 t 0.00 64 to-642냐 +0. ĮV64 +0.0324 S48 O. 462 S2= 0.462 Gpar . The hansfosmed mean is less tan oibe s Some