Question
In: Statistics and Probability
In a poll conducted by the General Social Survey, 79% of respondents said that their jobs...
In a poll conducted by the General Social Survey, 79% of respondents said that their jobs were sometimes or always stressful. Two hundred workers are chosen at random. Use the TI-84 Plus calculator as needed. Round your answer to at least four decimal places.
(a) Approximate the probability that 165 or fewer workers find their jobs stressful.
(b) Approximate the probability that more than 158 workers find their jobs stressful.
(c) Approximate the probability that the number of workers who find their jobs stressful is between 152 and 177 inclusive.
Solutions
Expert Solution
The probability that 165 or fewer workers find their
jobs stressful is 
The probability that more than 158 workers find
their jobs stressful is 
The probability that the number of workers who find
their jobs stressful is between 152 and 177 inclusive is 
orchestra answered 1 year agoRelated Solutions
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