5) Imagine being lost at sea, bobbing around in an orange life jacket. The coast guard sends out two kinds of observers to find you-fellow humans and trained pigeons. Each observer is successful; the researcher wants to know which observer is faster: humans or pigeons. The search time in minutes for each observer is given in the table below. Answer the questions, analyze the results, and write a conclusion. a) What are the null and alternative hypotheses? Ho: H1: b) Should the researcher use a one-tailed or two-tailed test? Why? c) Conduct a t-test on the following data. What are the results? Fellow Humans Pigeons 45 31 63 24 39 20 d) Write a conclusion in plain English