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Mathematics, 08.11.2020 14:00 moinhajra
In a survey of 850 students in a school, 90% reported having pets at home. If the margin of error is ±3.4%, what is the interval that is likely to contain the exact percent of all people who have pets at home?
a) between 90% and 93.4%
b)between 86.6% and 93.4
c) between 86.6% and 90%
d) between 3.4% and 90%
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In a survey of 850 students in a school, 90% reported having pets at home. If the margin of error is...
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