Question: Based on information from Business Start-Ups Magazine, the mean start-up cost for an automobile paint shop is about $44,900. A random sample of 7 automobile paint shops in El Paso, Texas, gave the following information about the start-up costs (in thousands of dollars):

35.2 51.7 40.9 28.7 43.3 38.9 33.6

Assuming that the start-up costs are approximately normally distributed, do these data indicate the population mean start-up cost for automobile shops in El Paso is less than $44,900? Use a 0.05 level of significance.