Methods of measurement part 2 Flashcards
1
Q
Errors in inference
A
Type 1 error: A null hypothesis is rejected when in fact true
Type 2 error: One fails to reject a null hypothesis when in fact it is false
2
Q
What are the two types of error measurement
A
Random error
Systemic error
3
Q
Random Error
A
Occur as the result of usual, everyday variations that are expected and can be anticipated during certain situations (less serious in bias than systemic errors)
4
Q
Systemic errors
A
Occur with inherent inaccuracies in measurement
5
Q
Examples of systemic errors
A
Selection and information bias, volunteer bias, exclusion bias, withdrawal
