What is One-sample T-test? Easy Explanation for Data Science Interviews 

The t-test is one of the most basic, and commonly used hypothesis tests. There are many data science interview questions on t-tests, so in this video, we’ll dive into when to use it, and how to conduct one-sample t-tests.
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Contents of this video:
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0:00 Intro
0:58 Comparison between t-test and z-test
2:22 Assumptions of the t-test
3:20 The test statistic of the t-test
2:24 Difference between the t-distribution and the normal distribution
6:14 Application of the t-test for one-sample mean
9:40 Confidence intervals for the population mean using the t-test