During each summer, many families spend part of their vacation time at a beach along the East or West Coast. Due to the popularity of movies like Jaws and The Shallows, and publicity about recent shark attacks on surfers, swimmers, snorkelers, and spearfishermen, Americans have become increasingly concerned about water activities. Research suggests that 58% of all shark attacks involve surfers. One thousand records of shark attacks are selected, and each is categorized by the victim group. Identify the population, sample, and variable for the study.

a

   POPULATION : The population is the surfers , swimmers, snorkelers and spear-fishermen in America

      SAMPLE  : The 1000 records of shark attacks selected

     VARIABLE FOR STUDY:  580 surfers

Step-by-step explanation:

Generally the population is the surfers , swimmers, snorkelers and spear-fishermen in America

  This is because it is the entire pool from which a statistical sample is drawn

 Generally the sample  is  the 1000 records of shark attacks selected

This is because this the number drawn from the population for statistical testing also this  contain the characteristics of the population

  Generally the variable  for study is 58%  of  1000 =  580 surfers

This is  because the this  580 surfer is the major focus of the Researchers study

b

step-by-step explanation:

b

8496 cars

step-by-step explanation: