Elephant seals spend most their time at sea hunting mid-dept…

Elephant seals spend most their time at sea hunting mid-depth fish species. In your own words, describe a type of taxis the seals would need to exhibit in order to support their lifestyle. Justify your answer. Your answer should be based on what we learned in class and in the form of complete and descriptive sentences.

In a cohort study of 1,000 people who were at-risk of the ou…

In a cohort study of 1,000 people who were at-risk of the outcome at baseline, 150 developed a new occurrence over a 10 year period. Assume that there were no losses to follow-up and no competing risks. Also, assume that you know whether individuals developed the outcome of interest and when those outcomes occurred during the study. Which of the following can be calculated?