A scientist notices that over 20 years, a specific bird spec…

A scientist notices that over 20 years, a specific bird species has begun migrating 10 days earlier than usual. Propose one reason, connected to the Carbon Cycle, why this shift might be happening. Hint: Think about the seasons and when birds migrate.  Must state when carbon process in your answer: deforestation, permafrost, combustion, etc.

Q21 [3 pts]: Solve the sample standard deviation (i.e., the…

Q21 [3 pts]: Solve the sample standard deviation (i.e., the standard deviation of the number of disposable containers used by a student each day based on the sample). Please show your work. You can write your final answer in the calculator-ready form. Hint: use the test statistic and the sample mean in the output.