Mathematics, 03.04.2020 23:57 IsabelAyshi
A political candidate has asked his/her assistant to conduct a poll to determine the percentage of people in the community that supports him/her. If the candidate wants a 4% margin of error at a 99% confidence level, what size of sample is needed? Be sure to round accordingly.
Answers: 3
Mathematics, 21.06.2019 19:50
Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4
Answers: 1
Mathematics, 21.06.2019 20:30
Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?
Answers: 1
Mathematics, 21.06.2019 23:30
Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis
Answers: 2
A political candidate has asked his/her assistant to conduct a poll to determine the percentage of p...
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