Do not copy and paste this question into ChatGPT. I can clea…
Questions
Dо nоt cоpy аnd pаste this question into ChаtGPT. I can clearly identify AI language. Currently, patrons at the library speak at an average of 63 decibels. Will this average decline after installing a new computer plug-in station? After the plug-in station was built, the librarian randomly recorded 11 people speaking at the library. Their average decibel level was 52.8, and their standard deviation was 10. What can be concluded at the level of significance 0.05? (Note that in this question. You have to be specific. For example, if you use a calculator. You must mention where you went and what you input to find the answer. Do not use the formula to solve this problem) Q1. Write the null and alternative hypotheses in words. Not in symbol. Q2. What is a test statistic? How do you find it using the attached calculator? Q3. What is a p-value? How do you find it using the attached calculator? Q4. What is the critical value? How did you find using the attached calculator? Q5. Write a conclusion about the null hypothesis, and what can you say about the alternative hypothesis? Support your answer using the p-value and the level of significance.
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