Confidence Intervals for a Proportion: Determining the Minimum Sample Size @jbstatistics

Confidence Intervals for a Proportion: Determining the Minimum Sample Size @jbstatistics

Uploaded May 2014 | Updated September 2026, 2 hours ago

I discuss determining the minimum sample size required to achieve a given margin of error when estimating a population proportion. (For intervals based on the normal approximation.)

Confidence Intervals for a Proportion: Determining the Minimum Sample Size

Inference on the Slope (An Example)

An Introduction to Discrete Random Variables and Discrete Probability Distributions

Hypothesis Tests on One Mean: Finding the Rejection Region in a Z test

An Introduction to Inference for a Proportion

Z Tests for One Mean: Introduction

What Does Independence Look Like on a Venn Diagram?

Deriving a Confidence Interval for a Variance (Assuming a Normally Distributed Population)

The Sampling Distribution of the Sample Mean

Using the t Table to Find Areas and Percentiles

An Introduction to the Binomial Distribution

Confidence Intervals for One Population Variance

Confidence Intervals for a Proportion: Determining the Minimum Sample Size