- You Would Like To Know Whether There Is Any Significant Difference In The Measurement Results Produced By A Spectrometri 1 (69.12 KiB) Viewed 36 times
You would like to know whether there is any significant difference in the measurement results produced by a spectrometric method as compared to a chromatographic method in determination of the concentration of vitamin C in fruit juice. You managed to analyse EIGHT(8) juice samples of different fruits using both methods and the results are shown as below: B с D E F G 397 379 233 365 291 289 389 224 368 282 286 A Test material Chromatography Spectrometry 291 272 403 1 *Unit: mg Vitamin C per 100 g of juice H 189 201 Test the trueness of spectrometric method against the chromatographic method at a significance level of 0.05. Given that tc = 2.365.