Examlex
What is the pH at the equivalence point for the titration of 0.20 M aqueous nitrous acid by 0.20 M aqueous sodium hydroxide? Ka for nitrous acid is 4.5 × 10-4
Point Estimate
A single value or statistic used to estimate an unknown population parameter based on sample data.
Population Mean
The mean value of every number within a given population.
Population Proportion
The fraction or percentage of a population that displays a particular attribute or characteristic.
Margin of Error
A measure indicating the range of values above and below a sample statistic in a confidence interval.
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