sign test

Question 1

what are stats tests used for?

Answer 1

determine whether a hypothesis should be accepted or rejected

Question 2

what is a sign test used for?

Answer 2

a study that:
- looked for a difference not an association
- used a related experimental design - repeated meausres
- collected nominal data

Question 3

how do you conduct a sign test?

Answer 3

1. state the hypotheses
2. record data and work out sign
3. find calculated value (S) which is number of times the least frequent sign occured
4. find critical value of S , use the calculated N ( total number of values) and p<_ 0.05
5. conclusion