Mathematics, 21.02.2020 03:33 dondre54
The CDC reported in 2012 that 1 in 88 American children had been diagnosed with an autism spectrum disorder (ASD).
a. If a random sample of 300 children is selected, let X be the number of these children who have been diagnosed with ASD. What distribution does X follow? What is the expected value and standard deviation of X?
b. Approximate the probability that fewer than 2 children in the sample have been diagnosed with ASD, using a Poisson distribution.
Answers: 3
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The CDC reported in 2012 that 1 in 88 American children had been diagnosed with an autism spectrum d...
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