Chemistry 155 Introduction to Instrumental Analytical Chemistry
Chemistry 155 Introduction to Instrumental Analytical Chemistry
Chemistry 155 Introduction to Instrumental Analytical Chemistry
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Chem <strong>155</strong> Unit 2 Page 58 of 313error propagation through sums:a := rnorm( 10000, 3,0.5)b := rnorm( 10000, 3,0.5)c:=a + b00002.78103.55406.334a=122.662.763b=123.3311.98c=125.9914.74432.52433.48236.00642.15743.84846.005mean( a) = 3.004stdev ( a) = 0.498mean( b) = 2.996stdev ( b) = 0.504mean( c) = 6stdev ( c) = 0.712a_distb_distc_dist:=:=:=his<strong>to</strong>gram( 40,a)his<strong>to</strong>gram( 40,b)his<strong>to</strong>gram( 40,c)0.5 2 + 0.5 2 = 0.7071000a_dist j,1b_dist j,1500c_dist j 1,a dist j 0 b dist j 000 2 4 6 8 10, , c dist j 0Page 58 of 313
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