Before a high-school football game the footballs were inflated to p = 13 psi (pounds per square inch). After the game the mean inflation was 12.5 psi. Select the null hypothesis H0.

step-by-step explanation:

i have done this all on a piece of paper but idk how to put it on here cuz it needs to be drawn

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .