Kapitel 9 Flashcards
1
Q
Explain the two diffrent hypothesis that we compare:
A
Null hypothesis= H0= the hypothesis that is tested.
Alternative hypothesis=H1= The opposite of whatever H0 is. H1 is adopted if H0 is rejected.
2
Q
Which two types are there to see if the value of the test is in the level of significance?
A
- Critical value= find the z-value.
Compare the z-value with the critical value.
- P-value= find the area to the left of z in the tail.
Compare that with a.
3
Q
What is the type 1 error?
A
If you reject H0, but H0 it true.
4
Q
Exlain a type 11 error:
A
We fail to reject H0, when its false
