SAT, 25.08.2019 12:30, dwilliams635
Asample of students was selected at random from all ninth-grade students in a large school district. the proportion of the students in the sample who were 14 year old was 80%, with associated margin of error was 5%. which of the following is not a plausible number of 14-year-olds in the 3,601 ninth grade students in the school district?
a) 2,750
b)2,900
c)3,050
d)3,200
Answers: 1
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