Learn about t-test assumption, including scale, sampling, normality, sample size, and variance equality, for accurate statistical analysis and reliable results.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Andrei Lux works for Edith Cowan University and is a Director of the Australian and New Zealand Academy of Management. He has received funding from Macquarie University. We love to divide the world ...