Question 4 Multiple Choice Worth 4 points)
(05.07 MC)
A study analyzed the average yearly salt intake in the United States from 2012 thru 2017. The data is summarized in the table:
Year
Annual Salt Intake
(grams)
2012 3.554
2013 3,598
2014 3 603
2015 3,655
2016 3.718
2017 3.794
The study found that the data after the year 2012 can be modeled by the function f(x) = 52.3x + 3.548, where x is the number of years since 2012 and f(x) is the
total amount of salt ingested in grams Describe the significance of 3.548