Thoroughly explain questions 4 and 5, please. Thank you.

4. The mean hourly wage for employees in goods-producing industries is currently 32-15? I.\" Bureau of Labor Statistics website. April. I2. 2012). Suppose we take a sample of employees from the manufacturing industry to see if the mean hourly wage differs from the reported mean of 524.5? for the goods-producing industries. a. Suppose a sample of 3|] employees from the manufacturing industry showed a sample mean of $23.39 per hour. With 95% confidence level. and assuming a population standard deviation of$2.4l] per hour. test the appropriate hypotheses [remember to give your decision and conclusion]. I). Repeat the preceding hypothesis test using the p-value approach. The Coca-Cola Company reported that the mean per capita annual sales of its beverages in the United States was #23 eight-ounce servings {Coca-Cola Company website. February 3. 2009). Suppose you are curious whether the consumption of Coca-Cola beverages is higher in Atlanta. Georgia. the location of Coca-Cola's corporate headquarters. A sample ofo individuals from the Atlanta area showed a sample mean annual consumption of 460.4 eight-ounce servings with a standard deviation of s = ll ounces. Using ct = 0.01. do the sample results support the conclusion that mean annual consumption of Coca-Cola beverage products is higher in Atlanta'i' Test using the critical value approach