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HW0%-FSZT: Problem 4 Problem Value: 7 point(s). Problem Score: 86%. Attempts Remaining: 2 attempts. (7 points) The Bald Eagle is the national symbol of the United States and is found all over North America. The wingspan of bald eagles can be modelled by a normal distribution with mean 2.07 meters and standard deviation 0.084 meters. The Southern Royal Albatross is a large seabird. They are one of the popular tourist attractions in the Otago Peninsula near Dunedin, NZ. The wingspan of southern royal albatrosses can be modelled by a normal distribution with mean 3.09 meters and standard deviation 0.066 meters. During their trip to the US, Charles, William and Harry spot a bald eagle called Baldy with a wingspan of 2. 11 meters and during their NZ trip they spot a royal albatross called Alby with a wingspan of 3. 18 meters. 1. Calculate the z-score for Baldy's wingspan. .4762 2. Calculate the z-score for Alby's wingspan. 1.3636 3. Based on the respective distributions, whose wingspan is larger? O A. Impossible to tell without more information. O B. Baldy's O C. They are the same O D. Alby's 4. What proportion of bald eagles have wingspan between 1.91 meters and 2.2 meters? .9107 5. What percentage of royal albatrosses have wingspan less than 3.04 meters? 22.4352 6. What is the cutoff for the largest 15% of bald eagles wingspans? .0198 7. What is the wingspan for a royal albatross with a wingspan at the 20 percentile? 3.0345 Help Entering Answers Preview My Answers Submit Answers Results for this submission