You conducted a study of weekly car sales at a dealership, there are 365 days in a year and 52 weeks in a year. You collected a sample of 36 weeks of data from a random sample that follows a normal distribution. Using that sample of 36 weeks you found a sample mean of 49 and you happen to know that the population standard deviation is 5 by looking at a previous study. You want to conduct a hyphothesis test for the population mean of 50 with a level of significance of 0.05. Using Problem 1.3. Calculate the value of your test statistic. Answer the question using 2 decimal places, remember the answer may be negative or positive