The management at Leon's Laser Company claims that the mean lifetime of all the lasers the company sells is greater than 5 years. A hypothesis test is conducted at the a = 0.10 significance level to test this claim. In a random sample of 29 lasers, the mean lifetime was found to be 5.27 years, with a sample standard deviation of 2.6 years. The sample data appeared to be normally distributed. Find the value of the test statistic for this hypothesis test. Round your answer to three decimal places