Sample Proportion Is Between
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Sample Proportion Is Between. For large samples, the sample proportion is approximately normally distributed, with mean μˆp=p and . (in other words, the population .
A proportion, its set of possible values is limited to the interval between 0 and 1.
Interpretationwe estimate with 95% confidence that between 81% and 87.4% of all . This is the point estimate of the. The sampling distribution (of sample proportions) is a discrete distribution, and on a graph, the tops of the rectangles represent the probability. For a mean, when the population standard deviation is known, the appropriate standard deviation that we use is σ√n σ n.