Which survey is most likely affected by bias?
a survey of teenagers about their favorite colors
a survey of students about vacation policies in a school district
a survey of supermarket shoppers about products they would like to see added
a survey of bike riders on whether they wear helmets

answer: ur mum is gay

the probability is 0

answer;

the correct answer

just use google you beautiful person.

have a nice day < 3

step-by-step explanation:

ok so im not 100% sure but you would start by adding 5.1t and 1.9t beacuse they have the same variable. that is 7t.   then add -3.6 + 1.2 which is -2.4

so then keep that as -2.4 + 7t. i apologize if this is incorrect. best luck on your test < 3