is now LinkedIn Learning!

To access courses again, please join LinkedIn Learning

All the same content you know and love

Plus, personalized course recommendations tailored just for you

All the same access to your Lynda learning history and certifications

Try LinkedIn Learning for free
Questions? Visit our help center.
Skip navigation

The z-test and the t-test

The z-test and the t-test: Excel Statistics Essential Training: 1 (2016)
The z-test and the t-test: Excel Statistics Essential Training: 1 (2016)

Joe Schmuller explains the usual procedure for a statistical testing. Joe outlines when the centrail limit theorem applies, how to use the standard normal distribution as the sample distribution of the mean, and how to attain z-scores to carry out z-tests. In contrast to z-tests, when the Central Limit Theorem does NOT apply the t-distribution df=N-1 is used as the sampling distribution of the mean.

Resume Transcript Auto-Scroll
Skill Level Intermediate
3h 45m
Show More Show Less

Continue Assessment

You started this assessment previously and didn't complete it. You can pick up where you left off, or start over.

Start My Free Month

Start your free month on LinkedIn Learning, which now features 100% of courses. Develop in-demand skills with access to thousands of expert-led courses on business, tech and creative topics.

Start My Free Month

You are now leaving and will be automatically redirected to LinkedIn Learning to access your learning content.