Which One of the Following Best Represents the Predicted Approximate

question 37

Multiple Choice

Which one of the following best represents the predicted approximate chemical shift and coupling for the hydrogen(s) indicated with the arrow?

• A) 1.10 ppm,singlet
• B) 2.10 ppm,triplet
• C) 3.40 ppm,triplet
• D) 4.5 ppm,singlet
• E) 5.3 ppm,doublet

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Definitions:

Aluminum Concentrations

The amount or level of aluminum present in a given substance, mixture, or environment.

Null Hypothesis

A hypothesis that assumes no significant difference or effect, serving as a default assumption to be tested against experimental data.

Wilcoxon Signed Rank Test

A non-parametric statistical hypothesis test used to compare two related samples, matched samples, or repeated measurements on a single sample to assess whether their population mean ranks differ.

Test Statistic

In hypothesis testing, the test statistic is a standardized value derived from sample data, used to make a decision about the null hypothesis.