The concerns about the impact of technology on our lives are growing. There have been recent...

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The concerns about the impact of technology on our lives aregrowing. There have been recent research reports about the negativeimpact of digital technology usage onâ€‹ stress, workâ€‹ productivity,happiness, and overallâ€‹ well-being. In light of theseâ€‹ concerns, apolling organization asked technology experts about their opinionon our digital life and found that 29% of the experts believe thatin the future our lives will be more harmed than helped by theirdigital environment. In an effort to confirm theseâ€‹ results, alocal tech company decides to ask 190 randomly selected customerstheir opinions about their digital life. Answer parts a through cbelow.
A. What is the probability that 35 or more people from thissample are concerned about the digitalâ€‹ environment?
The probability is =
â€‹(Round to four decimal places)
B. What is the probability that 45 or more people from thissample are concerned about the digitalâ€‹ environment?
The probability is =
â€‹(Round to four decimal places)
(please round to the correct decimal places)

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3.6 Ratings (637 Votes)

AB We use the binomial to normal approximation to calculate theprobabilitiesThe result says If X is binomial with parameters n and p thenfor large n See Answer

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