How does the Confidence Interval of a Proportion Calculator work?
Free Confidence Interval of a Proportion Calculator - Given N, n, and a confidence percentage, this will calculate the estimation of confidence interval for the population proportion π including the margin of error. confidence interval of the population proportion
This calculator has 3 inputs.
This calculator has 3 inputs.
What 3 formulas are used for the Confidence Interval of a Proportion Calculator?
p^ = n/N
α = 1 - Confidence%
p^ - zscoreα * σp/√ p < p < p^ + zscoreα * σp/√p
α = 1 - Confidence%
p^ - zscoreα * σp/√ p < p < p^ + zscoreα * σp/√p
What 5 concepts are covered in the Confidence Interval of a Proportion Calculator?
- confidence interval
- a range of values so defined that there is a specified probability that the value of a parameter lies within it.
- confidence interval of a proportion
- the probability that a population parameter will fall between a set of values for a certain proportion of times.
- margin of error
- a statistic expressing the amount of random sampling error in the results of a survey.
σp + z-score - population
- all the inhabitants of a particular town, area, or country.
- proportion
- n equation in which two ratios are set equal to each other
a/b = c/d
Example calculations for the Confidence Interval of a Proportion Calculator
Confidence Interval of a Proportion Calculator Video
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