00:01
So for this question we are asked the type of hypothesis that point out the difference between groups where the difference is specified.
00:13
And the answer is a, which is a directional hypothesis.
00:30
The reason is why we are choosing a as the answer is because in directional hypothesis, it reflects a difference between the direction of the groups and the direction is specified by this type of hypothesis.
00:53
And in this regard, a directional hypothesis will always regard the positive or the negative change.
01:07
It will always regard the positive or the negative change into variables that are involved.
01:17
So, basing it on aspects, words you often hear in hypothesis that are directional in nature.
01:28
They include more.
01:30
You can have something like more.
01:37
We can have something like increase, decrease, positive, negative, higher, lower...