PSYC 515 SPSS M3 a a a a a a a a 1
FACTORIALA DESIGNA SPSS WA ORKSHEETA INSTRUCTIONS
OVERVIEW
This worksheet designed assess your ability perform, is to to interpret, report, and graphically present various
factorial designs. These are some of the most sophisticated analyses our in field and require practice and
thought perform and interpret. These tests yield conclusions that change to can the direction in one’s field.
Being able critically evalua such results to te is paramount maintaining competency field, and being to in one’s
able produce such analyses a competent manner a coveted skill our field. to in is in
INSTRUCTIONS
Be sure you have reviewed this module assigned readings and presentations before completing this ’s
assignment. This assignment is worth 50 points. Each question is worth 3 content points except where
otherwise indicated (graphs are worth 4 points; results write-ups are 5 pts - 45 content points total). Five each
(5) points are assigned general formatting. This includes using ensuring the homework completed and to is
submitted according the instructions, SPSS output and images are legible to and relevant, and that basic
college level writing skills (e.g., grammar) are used the write-ups. Answers should be placed where in
indicated (e.g., ANSWER “ ”). Note: all questions must be attempted to be eligible for full credit of “format”
points.
• Please note that for all problems in this course, the standard cut-off (alpha) for a test of significance will
be .05, and you always report the exact power unless SPSS output states =.000 report <.001). p (you’d p
Also, remember that divide the -value half when reporting one-tailed tests with 1 2 groups. Also we p in –
– remember to check your graphs! You often have the y to ADD – axis title.
• ** remember factors BS are entered into SPSS by having two columns regardless of number of levels.
One column used identify the levels (e.g., 0 = male; 1 = female), and a second column for the is to DV
values. ntrast, when entering a factor, you will have the same number of columns you do In co WS as
levels, you have four levels (e.g., freshman, sophomore, junior, senior), have four columns so if you’d
with the values per level. See this DV in each week’s corresponding SPSS presentation for visual
examples.
• One of the examples your Practice Worksheet for this week explicitly shows how perform a factorial in to
design with two or more WS factors and no BS factors (although you do have the skills to figure out it
without a visual example if you’d like!) a
• Submit the file a WORD document (.doc or .docx). Make sure the as filename of your submission
includes your full name, course and section.
o Example: a SPSS3_JohnDoe_515B01
S 1
Does memory performance differ based on study format (word, picture, and auditory study styles) and/or
test format ( person vs. online Students a in )? in class = 36) were randomly assigned one (N to of three
study conditions (studying lists of words, pictures, or by listening to the list), and randomly assigned to one
of two test types ( person or online This means there were in ). different people of the six conditions in each
(n = 6 per condition): word study / in-person test; word study / online test; picture study / -person in t t;es
picture study / online test; auditory study -person test; auditory study online test. Data shown / in / below
are percent correct for of these conditions. Enter into SPSS conduct the appropriate analysis and each it to
answer the following questions.
STUDY CONDITION
Word STUDY
Picture STUDY
Auditory STUDY
TEST
TYPE
88
79
68
80
90
92
90
85
50
85
74
74
PSYC 515 SPSS M3 a a a a a a a a 2
In-
person
TEST
67
78
54
78
89
79
Online
TEST
56
70
92
78
45
71
62
65
88
95
51
89
59
67
