Scenario 1 A major university would like to improve its tarnished image following a large on campus scandal Its marketing department develops a short television commercial and tests it on a sample of n 10, the first ten students who entered a housing commons area who agreed to participate Attitudes about the university are measured with a short questionnaire, both before and after viewing the commercial Attitudes were on a scale of 0 20, which higher numbers reflecting better attitudes Use the provided data to examine whether the commercial improved the university's image The data are as follows Person X 1 (before) X 2 (after) A 15 15 B 11 13 C 10 18 D 11 12 E 14 16 F 10 10 G 11 19 H 10 20 I 12 13 J 15 18 In this specific scenario, what is the independent variable Is it between or within subjects How many levels does it have, and what are they ANSWER In this specific scenario, what is the dependent variable What is its scale of measurement (nominal, ordinal, or scale) ANSWER Paste all relevant statistical output in the space provided below ANSWER Which appropriate graph in SPSS would be best and paste it in the space provided below ANSWER Present the results This includes a full write up to include a complete statistical notation as shown in the weekly presentations The write up also needs interpretation If significant, state how If it is not significant, what does that mean in layman's terms ANSWER Do you think this experiment has more internal validity or external validity Explain your answer (You may want to review chapters 9 10 in your Jackson e book) ANSWER

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Scenario 1 A major university would like to improve its tarnished image following a large on-campus scandal. Its marketing department develops a short television commercial

Scenario 1

A major university would like to improve its tarnished image following a large on-campus scandal. Its marketing department develops a short television commercial and tests it on a sample of n = 10, the first ten students who entered a housing commons area who agreed to participate. Attitudes about the university are measured with a short questionnaire, both before and after viewing the commercial. Attitudes were on a scale of 0 - 20, which higher numbers reflecting better attitudes. Use the provided data to examine whether the commercial improvedthe university's image. The data are as follows:

Person	X₁ (before)	X₂ (after)
A	15	15
B	11	13
C	10	18
D	11	12
E	14	16
F	10	10
G	11	19
H	10	20
I	12	13
J	15	18

In this specific scenario, what is the independent variable? Is it between or within subjects? How many levels does it have, and what are they?

ANSWER

In this specific scenario, what is the dependent variable? What is its scale of measurement (nominal, ordinal, or scale)?

ANSWER

Paste all relevant statistical output in the space provided below:

ANSWER

Which appropriate graph in SPSS would be best and paste it in the space provided below:

ANSWER

Present the results. This includes a full write-up to include a complete statistical notation as shown in the weekly presentations. The write-up also needs interpretation. If significant, state how. If it is not significant, what does that mean in layman's terms?

ANSWER

Do you think this experiment has more internal validity or external validity? Explain your answer. (You may want to review chapters 9-10 in your Jackson e-book).

ANSWER