Mathematics, 28.06.2020 15:01 moneydee123
Phone company A conducted a study that showed 97% customer satisfaction, with a standard deviation of 1%. The sample included 25 people who appear in one of their commercials during the past three years
phone company B conducted a study to show 94% customer satisfaction with a standard deviation of 4% a random sample consisting of 100 customers
which of the company claims is more believable and why? 
A. Phone Company A because the time span was longer
B. Phone company B bc the sample was not biased
C. Company A bc the standard deviation is smaller
D. Company B because the standard deviation is larger
Answers: 2
Mathematics, 21.06.2019 18:10
Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187
Answers: 1
Mathematics, 21.06.2019 21:30
On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.
Answers: 3
Mathematics, 22.06.2019 01:30
Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.
Answers: 3
Mathematics, 22.06.2019 03:40
Which is the value of this expression when p=3 and q=-9
Answers: 1
Phone company A conducted a study that showed 97% customer satisfaction, with a standard deviation o...
Mathematics, 15.10.2019 20:30
Mathematics, 15.10.2019 20:30
Mathematics, 15.10.2019 20:30
Spanish, 15.10.2019 20:30
Mathematics, 15.10.2019 20:30
Chemistry, 15.10.2019 20:30
Social Studies, 15.10.2019 20:30
History, 15.10.2019 20:30
Mathematics, 15.10.2019 20:30
Chemistry, 15.10.2019 20:30