appropriate estimates, confidence intervals and test statistics, answer the following questions. e. (i) Did inflation-adjusted (real) wages of high school graduates increase between 1992 and 2012? Is this difference significant at the 5% level? (ii) Did inflation-adjusted (real) wages of college graduates increase between 1992 and 2012? Is this difference significant at the 5% level? (iii) Did the gap between earnings of college and high school graduates increase between 1992 and 2012? Is this difference significant at the 5% level?

Catherine de bourgh has one child, anne, who is 18 years old at the end of the year. anne lived at home for seven months during the year before leaving home to attend state university for the rest of the year. during the year, anne earned $6,000 while working part time. catherine provided 80 percent of anne's support and anne provided the rest. which of the following statements regarding whether anne is catherine's qualifying child for the current year is correct? a.anne is a qualifying child of catherine.b.anne is not a qualifying child of catherine because she fails the gross income test.c.anne is not a qualifying child of catherine because she fails the residence test.d.anne is not a qualifying child of catherine because she fails the support test.

Read the scenario. alfonso is 19 years old and has a high school diploma. recently, he was promoted to assistant manager at the fast-food restaurant where he has worked since the age of sixteen. his dream is to become the restaurant’s manager. what is his best option for achieving his dream? he should find another job and work his way up to a higher position. he should hope that his manager transfers to another location and that he is his replacement. he should attend classes at the local college to receive training in management. he should work hard, work longer hours, and remain assistant manager.

By which distribution system is more than 90 percent of u.s. coal shipped? a. pipelinesb. trucksc. waterwaysd. railroadse. none of the above