inferential statistics

Question 1

sign test

Answer 1

difference
nominal
related

Question 2

chi squared

Answer 2

difference
nominal
unrelated

Question 3

spearmans rho

Answer 3

correlation
ordinal
related

Question 4

pearsons r

Answer 4

correlation
interval
related

Question 5

wilcoxon t

Answer 5

difference
ordinal
related

Question 6

mann whitney u

Answer 6

difference
ordinal
unrelated

Question 7

related t test

Answer 7

difference
interval
related

Question 8

unrelated t test

Answer 8

difference
interval
unrelated

Question 9

related things

Answer 9

correlation, repeated measures

Question 10

unrelated things

Answer 10

independent groups

Question 11

test of correlation

Answer 11

spearmans rho (rel)
pearsons r (un)

Question 12

test of difference

Answer 12

sign, chi squared, wilcoxon t, man whitney u, related & unrelated t

Question 13

nominal data

Answer 13

sign test, chi squared

Question 14

ordinal data

Answer 14

c - spearmans rho, pearsons r

d - wilcoxon t, mann whitney u

Question 15

interval data

Answer 15

related t test, unrelated t test

Question 16

sign test calc

Answer 16

1. calculate difference & indicate sign
2. find calculated value of s = no + & -, smallest one
3. decide whether 1 or 2 tailed
4. decide level of significance
5. identify critical value (using p value)
6. establish signficance

Question 17

sign test conc

Answer 17

the results (are/are not) significant as the calculated value of ____ is (higher/lower) than critical value of ___ for a (one/two) tailed hypothesis when *n=__ (n1=__ and n2=___) / df = __ * and p = ___

this means the experimental hypothesis has been (supported/rejected) and the null hypothesis has been (supported/rejected) and we can conclude that….