SPSS

Question 1

What variable is X

Answer 1

Independent variable

Question 2

What variable is Y

Answer 2

Dependent variable

Question 3

When do you use spearmans rho?

Answer 3

one or both variables are ordinal, or interval but not normally distributed

Question 4

when do you use pearsons r?

Answer 4

both variables are interval and normally distributed

Question 5

Non-parametric?

Answer 5

refers to data that is not normally distributed

Question 6

categorical variable

Answer 6

variable that can take on one of a limited number of possible values

Question 7

Regression analysis?

Answer 7

predict the values on the DV from the IV

Question 8

What is needed for regression

Answer 8

two interval variables that are ND and share a linear relationship

Question 9

DV

Answer 9

represents the output (the effect)

Question 10

IV

Answer 10

represents the inputs (the cause)

Question 11

Anova

Answer 11

One way analysis of variance

Question 12

What variables does anova need?

Answer 12

1 categorical IV and 1 continuous DV

Question 13

F test?

Answer 13

Tells us whether there is significance between the group difference but not where

Question 14

Hoc test

Answer 14

tells us where the significances are

Question 15

What to do if levenes test is sig?

Answer 15

go to robust test of equality

Question 16

What to do if levenes test is not sig?

Answer 16

go to anova table

Question 17

Chi-square?

Answer 17

values of two variables

Question 18

What does chi square show?

Answer 18

measures how strongly the row and column variables are measured, by computing measures of association

Question 19

What does chi-square require?

Answer 19

all observations are independent

Question 20

T-test of mann whitney U if distribution is normal?

Answer 20

t-test

Question 21

t-test or mann whitney U if distribution is not normal?

Answer 21

mann whitney U

Question 22

what is needed for mann whitney U?

Answer 22

one categorical variable with only 2 groups, one continuous variable

Question 23

what does mann whitney U test do?

Answer 23

compares the median of two groups