Identify the null hypothesis, alternative hypothesis, test statistic, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Various temperature measurements are recorded at different times for a particular city. The mean of 20°C is obtained for 40 temperatures on 40 different days. Assuming that o = 1.5°C, test the claim that the population mean is 23°C. Use a 0.05 significance level.
Identify the null hypothesis, alternative hypothesis, test statistic, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Various temperature measurements are recorded at different times for a particular city. The mean of 20°C is obtained for 40 temperatures on 40 different days. Assuming that o = 1.5°C, test the claim that the population mean is 23°C. Use a 0.05 significance level.
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
Transcribed Image Text:Identify the null hypothesis, alternative hypothesis, test statistic, conclusion about the
null hypothesis, and final conclusion that addresses the original claim.
Various temperature measurements are recorded at different times for a particular
city. The mean of 20°C is obtained for 40 temperatures on 40 different days.
Assuming that o = 1.5°C, test the claim that the population mean is 23°C. Use a 0.05
significance level.
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