Hypothesis Testing Edpuzzle

Question 1

The NULL hypothesis assumes:

Answer 1

Nothing going on
In general, the null hypothesis, written H0 (“H-naught”), is the idea that nothing is going on: there is no effect of our treatment, no relation between our variables, and no difference in our sample mean from what we expected about the population mean.

Question 2

Which population do we compare our sample to when hypothesis testing?

Answer 2

The known population, or Null distribution.

Question 3

For basic hypothesis testing, what do we covert our raw scores into to be able to compare them?

Answer 3

z-scores

Question 4

In this example, we are using a 2-tailed test. What is another name for this kind of hypothesis?

Answer 4

Non-Directional

Question 5

For a non-directional hypothesis, what is the z-score cut off score with an alpha of .05?

Answer 5

+/- 1.96