Suppose that a recent article stated that the mean time spent in jail by a first time convicted burglar is 3 2 years A study was then done to see if the mean time has decreased in recent years A random sample of 38 first time convicted burglars was recently selected The mean length of time in jail from the survey was 2 2 years Suppose that it is somehow known that the population standard deviation is 3 years Conduct a hypothesis test at the a significance level to determine if the mean length of jail time has decreased Assume the 0 05 distribution of the jail times is approximately normal Ho Ha Select an answer a P value years years Enter the correct symbol and value round your answer to 4 place values Based on the above we choose to Select an answer Question Help Post to forum Reject the null hypothesis Faill