Chapter 8, Problem 110H

Forbes magazine published data on the best small finns in 2012. These were finns that had been publicly traded for at least a veaz, have a stock price of at least 55 per share, and have reported annual revenue between 55 million and Si, billion. The Table 8.13 shows the ages of the corporate CEOs for a random sample of these firms.

48	58	51	61	56
59	74	63	53	50
59	60	60	57
55	63	57	47	55
57	43	61	62	49
67	67	55	55	49

Table 8.13

Use this sample data to consuua a 90% confidence interval for the mean age of CEOs for these top small flims. Use the Student’s t-distribution.