Mathematics, 16.11.2019 02:31 dpickard9848
Acompany manufacturing cds is working on a new technology. a random sample of 705 internet users were asked: "as you may know, some cds are being manufactured so that you can only make one copy of the cd after you purchase it. would you buy a cd with this technology, or would you refuse to buy it even if it was one you would normally buy? " of these users, 64% responded that they would buy the cd.
a) create a 99% confidence interval for this percentage.
b) if the company wants to cut the margin of error in half, how many users must they survey?
Answers: 2
Mathematics, 21.06.2019 18:00
Big boi and travis scott are performing at the super bowl. travis scott is 62 years younger than twice big boi’s age. the sum of their ages is 70 years old. use b to represent big boi’s age. write and solve an equation.
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Mathematics, 21.06.2019 23:30
How do you write 600 as a product of its prime factors (index! )
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Mathematics, 22.06.2019 00:10
Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?
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Acompany manufacturing cds is working on a new technology. a random sample of 705 internet users wer...
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