Question

13)A survey for brand recognition is done and it is determined that 30% of consumers have heard of Dull Computer Company. A survey of 847 randomly selected consumers is to be conducted. For such groups, would it be unusual to get 305 consumers who recognize the Dull Computer Company name? Why or why not? Explain your answer using descriptive statistics and/or probability appropriately.

14)The number of lightning strikes in a year at the top of a particular mountain has a Poisson distribution with a mean of 3.3. Find the probability that in a randomly selected year, the number of lightning strikes is 4. Express your answer as a percentage rounded to the nearest hundredth.

Answer 1

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