According to a July 2023 survey conducted by Pew Research Center, approximately 18% of U.S. adults had
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Question:
According to a July 2023 survey conducted by Pew Research Center, approximately 18% of U.S. adults had used ChatGPT. A new survey in February 2024 found that of the random, independent 635 U.S. adults surveyed, 147 said they had used ChatGPT. Is their sufficient evidence to show that the percent has changed? Note: You can decide if you want to show up, down, or the general "changed".
Perform a hypothesis test to see if the percent has changed.
Ho: ___________ Ha: ___________ z-stat = _________ P-value = ___________
Circle one: Keep/Fail to Reject Ho OR Reject Ho
Conclusion: __________________________________________________________
Expert Answer:
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