The average of sodium content of a popular sports drink is listed as 220 mg in a 32-oz bottle. Analysis of 10 bottles in
Posted: Thu May 05, 2022 9:12 pm
The average of sodium content of a popular sports drink is listed as 220 mg in a 32-oz bottle. Analysis of 10 bottles indicates a sample mean of 228.2 mg with a sample standard deviation of 18.2 mg. (a) Write the hypotheses for a two-tailed test of the claimed sodium content. (b) Calculate the t test statistic to test the manufacturer's claim. (c) At the 5 percent level of significance (a = .05), does the sample contradict the manufacturer's claim?