JSTOR Daily

Shorter Confidence Intervals for the Mean of a Normal Distribution with Known Variance

This is a preview. Log in through your library . Abstract This paper obtains and explores a family of confidence procedures for the mean of a normal distribution which are, in a certain sense, more ...
JSTOR Daily

A Measure of 2 x 2 Association with Stable Variance and Approximately Normal Small-Sample Distribution: Planning Cost-Effective Studies

This is a preview. Log in through your library . Abstract A measure of 2 x 2 association, Z, is developed having the property that n(Z - Z) has approximately a standard normal distribution, even for ...
Investopedia

Understanding Log-Normal Distribution: Definition, Uses, and Calculations

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 ...
Investopedia

What Assumptions Are Made When Conducting a T-Test?

J.B. Maverick is an active trader, commodity futures broker, and stock market analyst 17+ years of experience, in addition to 10+ years of experience as a finance writer and book editor. Ryan Eichler ...