Examlex
Using the two key resonance structures for an ester, show how resonance stabilization is lost when an ester is attacked by a nucleophile.
Null Hypothesis
A statement that there is no effect or no difference, and it is the statement being tested in statistical hypothesis testing.
Economic Concerns
Issues related to the health and functioning of an economy, including inflation, unemployment, and GDP growth.
Distribution
The spread of values within a dataset or the pattern showing how often each value occurs.
Chi-square Test
A statistical test used to determine if there is a significant difference between observed and expected frequencies in one or more categories.
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