Interview question: What is a t test?

Tracyrenee
5 min readMar 22, 2024

A solid understanding of statistics is necessary to become a good data scientist because it is necessary to perform statistical tests on data in order to gain greater insight into it.

One statistical test that is often performed is the t-test, which calculates the t-statistic. A t-test is used to compare the means of two groups. It is often used in hypothesis testing to determine whether a process…

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Tracyrenee

I have five decades experience in the world of work, being in fast food, the military, business, non-profits, and the healthcare sector.