Mathematics, 02.06.2021 17:20 alekvtaylor

Suppose that 150 students are randomly selected from a local college campus to investigate the use of cell phones in classrooms. When asked if they are allowed to use cell phones in at least one of their classes, 40% of students responded yes. Using these results, with 95% confidence, the margin of error is 0.078 . How would the margin of error change if the sample size decreased from 150 to 100 students

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Suppose that 150 students are randomly selected from a local college campus to investigate the use o...