L*w=area
(3x+21)*w=3x^2+33x+84
w=(3x^2+33x+84)/3x+21
(3(x+4)(x+7))/3(x+7)
w=x+4
The age of the students is about 0.67 years away from the 13.3 years.
The Mean Absolute Deviation is the average distance away from the mean. For the last choice, you should select more variable. Since the average is higher, there is a greater distance between the points and the mean.
Answer:
I'm not 100% sure on this but I think it would be C- 8.1
Step-by-step explanation:
There are 8 marks on the line and the first line is 3 long while the second is 2 long
c. 3/8+2/8=5/8
