Last year, 21.7% of businesses have increased hiring. For a random sample of 72 businesses, find...

 

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Last year, 21.7% of businesses have increased hiring. For a random sample of 72 businesses, find the expected number of businesses that have not increased hiring last year. Round your answer to two decimal places. According to a recent survey, 24.1% of parents in the UAE ensure their children are buckled up safely in vehicles before a journey. Suppose that a sample of 7 parents has been randomly selected, what is the probability that only two of them ensure that their children are buckled up safely in vehicles? Round the answer to four decimal digits. Last year, 21.7% of businesses have increased hiring. For a random sample of 72 businesses, find the expected number of businesses that have not increased hiring last year. Round your answer to two decimal places. According to a recent survey, 24.1% of parents in the UAE ensure their children are buckled up safely in vehicles before a journey. Suppose that a sample of 7 parents has been randomly selected, what is the probability that only two of them ensure that their children are buckled up safely in vehicles? Round the answer to four decimal digits.

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1 To Find the expected number of businesses that have not increased hiring you can use the complemen... View the full answer