What is the constant of proportionality for the relationship shown in the table? x 3 6 9 12 y 1 2 3 4 a.1/6 b.1/3 c.3 d.9

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours