Mathematics, 05.10.2019 12:50 psychocatgirl1
Margie takes a random sample of 30 students in her seventh-grade class and finds that 75% of the sample prefers the color blue over the color red. there are 125 students in the seventh grade. based on the sample proportion, about how many students in the seventh grade would be expected to prefer blue over red?
30
75
94
125
Answers: 2
Mathematics, 21.06.2019 13:30
2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !
Answers: 1
Mathematics, 21.06.2019 21:30
Ok a point t on a segment with endpoints d(1, 4) and f(7, 1) partitions the segment in a 2: 1 ratio. find t. you must show all work to receive credit.
Answers: 1
Mathematics, 21.06.2019 22:00
Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?
Answers: 1
Mathematics, 21.06.2019 22:30
3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.
Answers: 1
Margie takes a random sample of 30 students in her seventh-grade class and finds that 75% of the sam...
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