Editor’s note: The next president is in for a rough welcome to the Oval Office given the list of immediate crises and slow-burning policy challenges, both foreign and domestic. What should Washington ...

She holds a Bachelor of Science in Finance degree from Bridgewater State University and helps develop ... statisticians reject the null hypothesis in favor of the alternative. A one-tailed test in ...

The first thing any scientist does before performing an experiment is to form a hypothesis about the experiment's outcome. This often takes the form of a null hypothesis, which is a statistical ...

If the P value is less than 5%, reject the null hypothesis; if the P value is .05 or more, don't reject the null hypothesis. Statistics textbooks -- and statisticians for that matter -- focus almost ...