Examlex
Explain why direct nitration of aniline yields,among other products,m-nitroaniline.
Chi-Squared Test Statistic
A statistical measure used to evaluate the differences between observed and expected frequencies in one or more categories.
Observed Frequencies
The actual number of occurrences of each possible outcome of a variable recorded in a dataset, often used in the context of chi-square tests and frequency distributions.
Expected Frequencies
The anticipated count of occurrences across different categories in a probability distribution based on a theoretical model.
Alternative Hypothesis
The hypothesis that suggests there is a significant difference or effect, in contrast to the null hypothesis.
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