3.2.5 homework problem 2 Statistics using technology textbook

Question 11 2 pts Regarding 3.2.5 Homework Problem 2, which body of water's tributaries are most similar in length (i.e., have the least variability)? Pacific Ocean O Tasman Sea Question 12 2 pts Complete 3.2.5 Homework Problem 5 using the code on pages 108-109 and earlier in the chapter. Then, modify your code to create a new data set and answer the following questions. Some females both drink and smoke. How does exercise affect their pulse? Compute the difference in means of their pulses before and after exercise. That is, compute the mean of their post-exercise pulses and subtract the mean of their pre-exercise pulses. Report your answer, in beats per minute (bpm), rounded to 2 decimal places