Understanding the difference between a null hypothesis and a hypothesis can make or break your testing and analysis stages.

Save guides, add subjects and pick up where you left off with your BBC account. A hypothesis is an idea about how something works that can be tested using experiments. A prediction says what will ...

The alternative hypothesis above does not specify a direction of the effect, only that there will be a difference between the two groups. That type of prediction is called a two-tailed hypothesis.

hypothesis, theory, and law. Knowing the difference between these words is the key to understanding news, studies, and any other information that comes from the scientific community. Here are the ...

test this prediction (over and over and over), and analyze the data. Once this is done, they can then state whether or not their hypothesis was correct. Even then, a hypothesis needs to be tested ...

Save guides, add subjects and pick up where you left off with your BBC account. A hypothesis is an idea about how something works that can be tested using experiments. A prediction says what will ...