Probability And Significance

Question 1

Research/alternate hypotheses?

Answer 1

There is a significant difference

Question 2

Null hypotheses?

Answer 2

There will be no significant difference

Question 3

Type I error?

Answer 3

Null hypotheses is rejected and alternate hypotheses is accepted when it should have been the other way round - false positive

Question 4

Type II error?

Answer 4

Null hypotheses accepted but it should have been the alternative hypotheses - false negative