Free 5 or 10 points idc take them i have to help out

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

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]

What is the equation of a line passing through (-6,5) and having a slope of 1/3