A group of young businesswomen wish to open a high fashion boutique in a vacant store. The business women believe that the average income of households in the area is at least $27,000. Data from a random sample of 9 households is show below. Using a hypothesis test, test to determine if average income in the area is at least $27,000. The level of significance is .10. State H(o) and Ha, critical value, test statistic, and your decision,