Complete the table of values for function s. Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
х
-4
-2
0
2
4
s(x)

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Anyone know? will mark brainliest if correct