Identify the Null Hypothesis, Alternative Hypothesis, Test Statistic, P-Value, Conclusion $\sigma = 1.5 ^ { \circ } \mathrm { C }$

question 50

Essay

Identify the null hypothesis, alternative hypothesis, test statistic, P-value, 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 60 temperatures on 60 different days. Assuming that $\sigma = 1.5 ^ { \circ } \mathrm { C }$ test the claim that the population mean is 22°C. Use a 0.05 significance level.