Z-Tests vs T-Tests

Stephanie Glen has a picture which explains the difference between a Z-test and a T-test:

The following picture shows the differences between the Z Test and T Test. Not sure which one to use? Find out more here: T-Score vs. Z-Score.

Click through for the picture.

Related Posts

Python and R Data Reshaping

John Mount takes us through a couple of data shaping packages: The advantages of data_algebra and cdata are: – The user specifies their desired transform declaratively by example and in data. What one does is: work an example, and then write down what you want (we have a tutorial on this here).– The transform systems can print what a transform is going to […]

Read More

When to Use Different ML Algorithms

Stefan Franczuk explains the different categories of machine learning algorithms available in Talend: Clustering is the task of grouping together a set of objects in such a way, that objects in the same group are more similar to each other than to those in other groups. Clustering is really useful for identify separate groups and […]

Read More

Categories

August 2019
MTWTFSS
« Jul Sep »
 1234
567891011
12131415161718
19202122232425
262728293031