What is a "p" value and why do we need it? (Hint: What does it give us in addition to our alpha?)© BrainMass Inc. brainmass.com June 3, 2020, 7:28 pm ad1c9bdddf
The p-value is the smallest fixed level at which the null hypothesis can be rejected. In other words, the probability value (p-value) of a statistical hypothesis test is the probability of getting a value of ...