Answer:
Hi Wdym m=by 100% of will give me 93
Step-by-step explanation:
Answer:
84
Step-by-step explanation:
2^2=4
4+8=12
12*7=84
Its D It is least likely that one of her friends does not have a minivan and does not live in a two story house.
Answer:
B. 95% confident the average concentration of PCBs in the water supply is between 2.9 ppb and 3.5 ppb
Step-by-step explanation:
You are given the total number of samples, the concentration of lead, and the standard deviation. The standard deviation represents how inaccurate the estimation of the concentration of lead in the drinking water. This means that there can only possibly be a 0.3 ppb error in the estimation. 3.2-0.3=2.9, and 3.2+0.3=3.5
It’s the circle. Obviously
