Mathematics, 04.06.2021 19:50 kmc3490
According to a poll about phone use, 25% of all U. S. households are "wireless only," meaning they do not have a land
Ilne. In a random sample of 15 households, what is the expected number of households that are wireless only?4
3.75
3
0.25
Answers: 2
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According to a poll about phone use, 25% of all U. S. households are "wireless only," meaning they d...
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