Since it's normally distributed, we can apply the emperical rule. The middle 95% will be within two standard deviations of the mean, so that means:
18-2(1.5), 18+2(1.5)=15,21
So we want the first option.
Answer:
1695.6 in3 ;)
Step-by-step explanation:
Answer:
-1/5
Step-by-step explanation:
It has a rise of 2 and a run of -10, therefore it is a slope of -2/10 or -1/5
Answer:
2
Step-by-step explanation:
1-5V=V+9-10V
1-5V-V-(-10V)=9
1-5V-V+10V=9
1-6V+10V=9
1+4V=9
4V=9-1
4V=8
V=8/4
V=2
You can double check this with a calculator if you'd like to.
1. 13+6=19 13-6=7