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20. A film distribution manager calculates that 8% of the films released are flops. If the...

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Basic Math

20. A film distribution manager calculates that 8% of the filmsreleased are flops. If the manager is right, what is theprobability that the proportion of flops in a sample of 409released films would differ from the population proportion by morethan 3%? Round your answer to four decimal places.

1. A soft drink manufacturer wishes to know how many soft drinksadults drink each week. They want to construct a 98% confidenceinterval with an error of no more than 0.07. A consultant hasinformed them that a previous study found the mean to be 6.4 softdrinks per week and found the variance to be 0.81. What is theminimum sample size required to create the specified confidenceinterval? Round your answer up to the next integer.

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Solution20SolutionGiven p 8 008population proportionn    See Answer
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