In a poll, respondents were asked whether they had ever been in a car

  

1.In a poll, respondents were asked whether they had ever been in a car accident. 157 respondents indicated that they had been in a car accident and 117 respondents said that they had not been in a car accident. If one of these respondents is randomly selected, what is the probability of getting someone who has been in a car accident? 

2.The data set represents the income levels of the members of a country club. Find the probability that a randomly selected member earns at least $88,000 . The data is here: 108,000 128,000 82,000 138,000 85,000 108,000 88,000 76,000 158,000 208,000 79,000 98,000 148,000 85,000 128,000 118,000 88,000 168,000 73,000 118,000

3.In a certain class of students, there are 12 boys from Wilmette, 3 girls from Kenilworth, 9 girls from Wilmette, 6 boys from Glencoe, 2 boys from Kenilworth and 6 girls from Glencoe. If the teacher calls upon a student to answer a question, what is the probability that the student will be from Kenilworth? 

4.Find the probability of correctly answering the first 2 questions on a multiple choice test if random guesses are made and each question has 5 possible answers. 

5.Of 1936 people who came into a blood bank to give blood, 200 people had high blood pressure. Estimate the probability that the next person who comes in to give blood will have high blood pressure.

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