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Mathematics, 30.10.2021 14:00 payshencec21
Sonia wants to examine the impact of phone calls versus texting on friendship quality. She carefully designs her study to establish all three causal criteria. She randomly assigns participants to either only call their best friend for 2 days or only text their best friend for 2 days. Using random assignment ensures that the participants in the phone call and texting conditions are not systematically different, which establishes
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Sonia wants to examine the impact of phone calls versus texting on friendship quality. She carefully...
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