Mathematics, 24.12.2019 20:31 theresaeleanor
You have been hired by a college foundation to conduct a survey of graduates. a) if you want to estimate the percentage of graduates who made a donation to the college after graduation, how many graduates must you survey if you want 99% confidence that your percentage has a margin of error of 5.5 percentage point?
Answers: 1
Mathematics, 21.06.2019 13:00
Acompany is making new soccer uniforms for a team. the company uses 2.5 yards of fabric for each shirt. the company uses 82.5 yards of fabric to make shirts and shorts for 15 players. the equation and solution below represents the situation. 15(2.5+x)=82.5; x=3 what does the solution, x=3, represent?
Answers: 1
Mathematics, 21.06.2019 20:30
Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.
Answers: 1
Mathematics, 21.06.2019 21:30
Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?
Answers: 3
You have been hired by a college foundation to conduct a survey of graduates. a) if you want to esti...
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