By convention, when an observed experimental outcome has a probability of occurrence of less than 5% (

Question

By convention, when an observed experimental outcome has a probability of occurrence of less than 5% (<0.05), the experimental results are considered to be __________.
A)within normal expected range
B)statistically significant and different from the expected outcome
C)not significant
D)less than one standard deviation from the mean
E)equal to the mean

Quizplus · Accepted Answer

When an observed experimental outcome has a probability of occurrence of less than 5% (<0.05), we reject the null hypothesis and accept the alternative hypothesis. This means that the experimental results are statistically significant and different from the expected outcome.

By Convention, When an Observed Experimental Outcome Has a Probability