Eastern Pacific yellowfin tuna: Studies to fit a logistic model to the Eastern Pacific yellowfin tuna population have yielded where t is measured in years and N is measured in thousands of tons of...

Eastern Pacific yellowfin tuna: Studies to fit a logistic model to the Eastern Pacific yellowfin tuna population have yielded

where t is measured in years and N is measured in thousands of tons of fish.7

a. What is the r value for the Eastern Pacific yellowfin tuna?

b. What is the carrying capacity K for the Eastern Pacific yellowfin tuna?

c. What is the optimum yield level?

d. Use your calculator to graph N against t.

e. At what time was the population growing the most rapidly?