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Suppose? that, in a suburb of 12,127 ?people, 6,414 people moved there within the last five years. You survey 50 people and find that 204 of the people in your sample moved to the suburb in the last five years.
a. What is the population proportion of people who moved to the suburb in the last five? years?
What is the population proportion of people who moved to the suburb in the last five? years?
The population proportion is ____________.? (Round to the nearest thousandth as? needed.)
Find the probabilities of the like to dance and don't like to sing.- don't like to dance and like to sing.- don't like to dance and don't like to sing.
A multiple-choice test consists of 7 questions. Each question has answer choices of a, b, c, and d, and only one of the choices is correct. If a student randomly guesses on each question, what is the probability that she gets more than 1 of them c..
according to the texas department of state health services there are approximately 17.7 million adults age 18 living in
Find the probability of correctly answering the first 3 questions on a multiple choice test if random guesses are made and each question has 5 possible answers.
the route used by a certain motorist in commuting to work contains two intersections with traffic signals. the
Researchers are screening people for potentially gifted ESP participants for a later experiment.- What is the probability that someone who is just guessing will be accepted for the later experiment?
assume that the mean sat score in mathematics for 11th graders across the nation is 500 and that the standard deviation
What is the portion of students obtaining scores between 85 and 95 and what is the score needed to be at the top 10% of the class and what is the probability that the value of the portfolio is greater than $2,000?
Suppose that you wish to test the effect of lowering the soil ph on the number of lady ferns in an area. The researchers hypothesize that lowering the ph-level of the soil will lead to more ferns.
a decision maker is considering including two additional variables into a regression model that has as the dependent
Use the info to answer-suppose a vending machine is designed to reject all coins with weights more than 2 standard deviations above or below the mean weight(grams) est standard deviation in gram
Determine how he should divide the n people into two groups to search the two sides of the mountain so that he will have the highest probability of finding the boy. How does this depend on u?
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