Advanced Placement (AP), 13.04.2020 23:18 zacharynugent

A political consultant wondered if support for a candidate was significantly different between voters who owned a landline telephone and voters who did not. The consultant surveyed a random sample of voters and found 363636 of 757575 who owned a landline supported the candidate, while 202020 of 100100100 who did not own a landline supported the candidate.
The consultant wants to test if these results suggest a significant difference in support between voters who do and do not own a landline. Assume that all conditions have been met.
Which of the following would be an appropriate test statistic for their test?

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