Answer: 1.6 x 10^-17
Explanation: that's the answer
Quartz is, as almost everyone knows, silicon dioxide (SiO2). It is the moat plentiful mineral in the earth's crust. Second most abundant mineral is calcium carbonate which is deposited from water solutions. This is another of the three most important minerals of Grand Canyon.
Answer:
A) stratified
Explanation:
Total call including 6500 'yes' and 4100 'no' are 10600 and on each call there was a fifty cent charge. Total charge becomes 5300 $ so this is very straight forward data. And from this test two types of classes are made with cleared population in each class and such cleared population division is example of stratified sampling so this is right answer.
People in this field often obtain a Bachelor's Degree