Calculating Power and P(Type II error) (A One-Tailed Z Test Example) @jbstatistics

Calculating Power and P(Type II error) (A One-Tailed Z Test Example) @jbstatistics

Uploaded March 2012 | Updated September 2026, 1 hour ago

I have an updated and improved video on calculating power and beta available at: youtu.be/BJZpx7Mdde4

I work through an example of calculating the probability of a Type I error, the probability of a Type II error, and the power of a one-tailed test.

Calculating Power and P(Type II error) (A One-Tailed Z Test Example)

Inference for One Proportion: Introduction

On average, what proportion of sample means would a randomly selected 95% CI for mu capture?

An Introduction to the F Distribution

The Pooled-Variance t Test as a Regression

Simple Linear Regression: Transformations

What is a p-value?

Chi-square tests for count data: Finding the p-value

Simple Linear Regression: Interpreting Model Parameters

Discrete Probability Distributions: Examples (Binomial,Poisson,Hypergeometric)(fast version)

Sampling Distributions: Deriving the Mean and Variance of the Sample Mean

Confidence Intervals for One Mean: Interpreting the Interval

Calculating Power and P(Type II error) (A One-Tailed Z Test Example)