Listed below are the lead concentrations (in g/g) measured in different Ayurveda medicines. Ayurveda is a tradition medical system commonly used in India. The lead concentrations listed here are from medicines manufactured in the United States. Assume that a simple random sample has been selected. Use a 0.05 significance level to test the clair that the mean lead concentration for all such medicines is less than 14.0 g/g.* 3.03 6.52 6.04 5.54 7.48 11.99 20.47 20.52 11.48 17.51