Question

In: Statistics and Probability

An environmentalist wants to find out the fraction of oil tankers that have spills each month....

An environmentalist wants to find out the fraction of oil tankers that have spills each month.

Step 1 of 2 :  

Suppose a sample of 688688 tankers is drawn. Of these ships, 510510 did not have spills. Using the data, estimate the proportion of oil tankers that had spills. Enter your answer as a fraction or a decimal number rounded to three decimal places.

Solutions

Expert Solution

   = 1 - 0.741

   = 0.259

                                           

                                     

                                          

                                                             


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