Presenting Data

Question 1

What is the advantage of table over graph?

Answer 1

more precision

Question 2

what is an interaction in graphs?

Answer 2

An interaction means that the DV varies differently for each of the factors of interest

Question 3

what is a stem and leaf plot? when is it used.

Answer 3

exhibits features of graph and table. not used in reports but used in examining distribution of scores and assess central tendency and deviation from normality. stems below are from 8 to 13

8 : 5 9 9 9

9 : 3 3 6 8 8 8

10 : 0 0 0 0 1 5 6 6 7 8 9

11 : 0 0 1 2 2 2 3 5 5 7 8 8 8 9

12 : 1 2 4 6

13 : 1

Question 4

box plots

Answer 4

Question 5

which graph shows correlation between variables?

Answer 5

scatterplot graphs