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(A) What statistical test method should be used for the following issues? b) If so, what...

(A) What statistical test method should be used for the following issues? b) If so, what is the null hypothesis?)

In order to investigate the source of the toxic substance used in a crime, a comparison of the impurity pattern between the suspected product and the trace actually used was done. It showed that the content ratio of alkali metals, especially Na and Li, was different. Now, By comparing the content ratio of Na and Li can you prove that the suspected product, 3-3) is the same as the one actually used 3-2)? And if so, how?


3-1) Toxic substance synthesized by 12 different students who are used to organic synthesis to some extent
3-2) Remnants of toxic substance actually used
3-3) Toxic substance suspected to be the source of what was actually used

math   Statistics-And-Probability   
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