Significant differences or rejecting the null hypothesis means that differences between the groups are not likely due to sampling error. Statistically significant differences can be found even with very small differences if the sample size is large enough.

Practical significance asks for practice implication about differences, such as are the difference significant enough to have real meaning. So practical significance measures the impact or effect size of the difference.

unvrs and other Calculus and Above Specialists are ready to help you