(Solved): I'm Reviewing An Old Test And I'm Just Not Sure What They Did To Get These Answers ...
I'm reviewing an old test and I'm just not sure what they did to
get these answers
Adult Great Basin rattlesnakes have a mean length of 36 inches and a standard devi- ation of 5 inches; the length of adult Southern Pacific rattlesnakes is also 36 inches on average, but with a standard deviation of 7 inches. Suppose you take a random sample of 35 Great Basin rattlesnakes and a random sample of 100 Southern Pacific rattlesnakes. 3 pts 10. Which sample mean is more likely to be larger than 37 inches? A. The sample mean length of the 35 Great Basin rattlesnakes. B. The sample mean length of the 100 Southern Pacific rattlesnakes. C. Both sample means are equally likely to be larger than 37 inches. D. Not enough information is provided; it depends. 3 pts 11. You randomly select one Great Basin rattlesnake and one Southern Pacific rattlesnake. Which is more likely be longer than 37 inches? Assume it is known that the length of both subspecies obeys a normal distribution. A. The Great Basin rattlesnake. B. The Southern Pacific rattlesnake. C. Both are equally likely to be more than 37 inches long. D. Not enough information is provided; it depends.