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Proportion
- A fraction expression where the favorable response is in the numerator and the total number of respondents is in the denominator.
- The result is a decimal value that can be expressed as percent.
p =
population proportion
๐^
= sample proportion (probability of success)
q^
= probability of failure
Steps in Finding the Confidence Interval for the Population Proportions
Steps in Finding the Confidence Interval for the Population Proportions
Critical Values