Okay so the mean is 3, standard deviation is 2.16 and the variance is 4.66.
Are you sure this question is right? there are no negatives? i’m pretty sure the answer is 72 but if i’m wrong, i’m sorry.
Do you have a graphing calculator? if yes than all you have to do is hit the y= button in the top left corner and type 1/4x-4 for y1. then you need to hit graph in the top right corner. repeat this process substituting 1/4x-4 and -x+1
Answer:
the answer is 1/45
Step-by-step explanation:
just use the proportion method