was found that 18 developed cancer of the brain or nervous system Assuming that cell phones have no effect, there is a 0.000102 probability of a person developing cancer of the brain or nervous system. We therefore expect about 30 cases of such cancer in a group of 287,890 people Estimate the probability of 18 or fewer cases of such cancer in a group of 287, 890 people What do these results suggest about media reports that ce

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A:

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A: Solution

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A: given data  n = 4 μ = 50σ = 8P(x¯≥60) = ?

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A: It is given that n = 4 and p = 0.69.

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A:

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A: Given, n = 474508 p = 0.000472

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A: Solution

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A:

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A:

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