ALT-CAT 9.6. Type I and II Errors With an automobile moving 30 mph, the mean stopping distance has been 65'. A new brake system has been developed - determine if the new system is more effective than the old system. Take n - 64 observations, the sample mean is 63.5'. Assume the standard deviation of the population is 4'. a. Set up the null hypothesis (Ho) and the alternative hypothesis (Ha) - interpret each in terms of the business application. b. Identify Type I and Type II errors. Explain the potential consequences and costs of making each type of error for the business. Which error is worse