QUESTION 5 [ wag/2 T n = E Solve the toiioMng problem in stages: According to prior research, the amount of time a medical doctor spends with patients has a standard deviation of 3.6 minutes. Further study is needed to estimate the true mean time medical doctors spend with their patients. If a researcher wants to be 96% condent that the estimate is within 1.2 minutes of the population parameter, what is the minimum sample size necessary for such ndings? [COMMENTS 8 HINTS: Round up!] Finally, substituting the corresponding values into the formula, what is the minimum sample size necessary tor such ndings? And yes, don't forget to round up, no matter what