Find the probability that the proportion of the sampled teenagers who own a smartphone is between...
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Find the probability that the proportion of the sampled teenagers who own a smartphone is between 0.25 and 0.30. The probability that the proportion of the sampled teenagers who own a smartphone is between 0.25 and 0.30 is 1 Find the probability that the proportion of the sampled teenagers who own a smartphone is between 0.25 and 0.30. The probability that the proportion of the sampled teenagers who own a smartphone is between 0.25 and 0.30 is 1
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