Assignment2 complete.doc - PSCI 3300 Second assignment...

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PSCI 3300 Second assignment Name: (1) Hypothesis: In a comparison of individuals, those who use twitter were more likely to vote for Obama over Romney than those who do not use twitter. (2) The independent variable’s frequency table Twitter2 Frequency Percent Valid Percent Cumulative Percent Valid Yes 255 8.9 18.6 18.6 No 1117 39.0 81.4 100.0 Total 1372 47.9 100.0 Missing System 1495 52.1 Total 2867 100.0 (3) Description of the independent variable This variable is about whether or not the respondents use the social media app Twitter. The name of the original variable is TWITTER, and it had two valid responses, yes and no. I recoded it to encompass all of the invalid cases under “missing system.” The mode of this variable is the response “No.” The median of this variable is the response “Yes.” (4) Cross-tabulation table Pres2 * Twitter2 Crosstabulation Twitter2 Total Yes No Pres2 Obama Count 99 433 532 % within Twitter2 66.9% 64.9% 65.3% Romney Count 49 234 283 % within Twitter2 33.1% 35.1% 34.7% Total Count 148 667 815 % within Twitter2 100.0% 100.0% 100.0%
(5) Interpretation of the table in (4)

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