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Homework: 4.1 HW - Basic Concepts of Probability Question 2, 4.1.2 Rewrite the following statement so that the likelihood of rain is expressed as a value between 0 and 1. A weather forecasting website indicated that there was a 55% chance of rain in a certain region. Choose the correct answer below. A. There is a 0.55 probability that it will rain somewhere in the region at some point during the day. B. In the region, it will rain for 55% of the day. C. 55% of the region will get rain today. OD. None of the above interpretations are reasonable. HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save
Homework: 4.1 HW - Basic Concepts of Probability Question 3, 4.1.3 Part 1 of 3 a. Find the probability that when a single six-sided die is rolled, the outcome is 4. b. Find the probability that when a coin is tossed, the result is tails. c. Find the probability that when a six-sided die is rolled, the outcome is 19. a. The probability of rolling a 4 on a six-sided die is. (Round to three decimal places as needed.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save
Homework: 4.1 HW - Basic Concepts of Probability Question 4, 4.1.7 The probability is (Type an integer or a decimal. Do not round.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save Fifteen of the 100 digital video recorders (DVRs) in an inventory are known to be defective. What is the probability that a randomly selected item is defective?
Homework: 4.1 HW - Basic Concepts of Probability Question 5, 4.1.9 > Choose the correct answer below. A. The number of girls is significantly high. B. The number of girls is neither significantly low nor significantly high. HW Score: 0%, 0 of 20 points O Points: 0 of 1 Assume that 200 births are randomly selected and 102 of the births are girls. Use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. C. The number of girls is significantly low. D. It is impossible to make a judgment with the given information. Save
Homework: 4.1 HW - Basic Concepts of Probability Question 6, 4.1.15 > The probability is (Round to two decimal places as needed.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save In a certain weather forecast, the chances of a thunderstorm are stated as 12 out of 100. Express the indicated degree of likelihood as a probability value between 0 and 1 inclusive.
Homework: 4.1 HW - Basic Concepts of Probability Question 7, 4.1.18 The probability is (Type an integer or a decimal. Do not round.) HW Score: 0%, 0 of 20 points O Points: ( s: 0 of 1 Save Express the indicated degree of likelihood as a probability value between 0 and 1. Based on a survey of hiring managers who were asked to identify the biggest mistakes that job candidates make during an interview, there is a 50-50 chance that they will identify "inappropriate attire."
Homework: 4.1 HW - Basic Concepts of Probability Question 8, 4.1.19 The probability is (Type an integer or a decimal.) HW Score: 0%, 0 of 20 points O Points: 0 of You are certain to get a heart, diamond, club, or spade when selecting cards from a shuffled deck. Express the indicated degree of likelihood as a probability value between 0 and 1 inclusive. CO Save
Homework: 4.1 HW - Basic Concepts of Probability Question 9, 4.1.23 Part 1 of 2 The probability of getting a green pea is approximately (Type an integer or decimal rounded to three decimal places as needed.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 In a genetics experiment on peas, one sample of offspring contained 362 green peas and 106 yellow peas. Based on those results, estimate the probability of getting an offspring pea that is green. Is the result reasonably close to the value of that was expected? GIDS Save
Homework: 4.1 HW - Basic Concepts of Probability Question 10, 4.1.24 Part 1 of 3 On their first date, Kelly asks Mike to guess the date of her birth, not including the year. Complete parts a through c below. a. What is the probability that Mike will guess correctly? (Ignore leap years.) (Type an integer or a simplified fraction.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save
Homework: 4.1 HW - Basic Concepts of Probability Question 11, 4.1.25 Part 1 of 2 HW Score: 0%, 0 of 20 points O Points: 0 of 1 The probability that a randomly selected person uses a social networking site is (Round to three decimal places as needed.) Save In a particular survey of internet users, 3723 respondents say that they use social networking sites and 1477 respondents say that they do not use social networking sites. What is the probability that a randomly selected person uses a social networking site? Does that result suggest that it is likely (with a probability of 0.5 or greater) for someone to use social networking sites?
Homework: 4.1 HW - Basic Concepts of Probability Question 12, 4.1.27 Part 1 of 3 b. What is the probability that a child of these parents will have the blue/blue genotype? c. What is the probability that the child will have brown eye color? a. List the possible outcomes. Each of two parents has the genotype brown/blue, which consists of the pair of alleles that determine eye color, and each parent contributes one of those alleles to a child. Assume that if the child has at least one brown allele, that color will dominate and the child's eye color will be brown. a. List the different possible outcomes. Assume that these outcomes are equally likely. A. brown/brown and blue/blue B. brown/brown, brown/blue, and blue/blue OC. brown/blue and blue/brown OD. brown/brown, brown/blue, blue/brown, and blue/blue HW Score: 0%, 0 of 20 points O Points: 0 of 1 CHILD Save
Homework: 4.1 HW - Basic Concepts of Probability Question 13, 4.1.28 Part 1 of 4 HW Score: 0%, 0 of 20 points O Points: 0 of 1 (Type an integer or a decimal. Do not round.) Men have XY (or YX) chromosomes and women have XX chromosomes. X-linked recessive genetic diseases (such as juvenile retinoschisis) occur when there is a defective X chromosome that occurs without a paired X chromosome that is not defective. Represent a defective X chromosome with lowercase x, so a child with the XY or Yx pair of chromosomes will have the disease and a child with XX or XY or YX or xX or Xx will not have the disease. Each parent contributes one of the chromosomes to the child. Complete parts a through d below. a. If a father has the defective x chromosome and the mother has good XX chromosomes, what is the probability that a son will inherit the disease? Save
Homework: 4.1 HW - Basic Concepts of Probability Question 14, 4.1.29 What is the probability of exactly 0 boys out of three children? (Type an integer or a simplified fraction.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 Assume that boys and girls are equally likely. Find the probability that when a couple has three children, there are exactly 0 boys. Save
Homework: 4.1 HW - Basic Concepts of Probability Identify the sample space for a couple having four children. Question 15, 4.1.31 Part 1 of 2 (Use a comma to separate answers as needed.) HW Score: 0%, 0 of 20 points O Points: 0 of 1 The sample space listing the eight simple events that are possible when a couple has three children is (bbb, bbg, bgb, bgg. gbb, gbg. ggb, ggg). After identifying the sample space for a couple having four children, find the probability of getting one girl and three boys (in any order). Save
Homework: 4.1 HW - Basic Concepts of Probability Question 16, 4.1.33 The probability of a result of 28, which is 0.001281603996, is The result of 28 is A county clerk was supposed to use randomness to assign the order in which candidates' names appeared on voting ballots. Among 37 different ballots, Democratic candidate names were placed on the first line 28 times. The probability of a result that high is 0.001281603996. Assuming randomness was used, is the result of 28 Democratic candidate names being placed on the first line significantly low, significantly high, or neither? significantly high. neither significantly low nor significantly high. significantly low. HW Score: 0%, 0 of 20 points O Points: 0 of 1 28 0.05. The result, is Save what is expected with randomness.
Homework: 4.1 HW - Basic Concepts of Probability Question 16, 4.1.33 The probability of a result of 28, which is 0.001281603996, is The result of 28 is A county clerk was supposed to use randomness to assign the order in which candidates' names appeared on voting ballots. Among 37 different ballots, Democratic candidate names were placed on the first line 28 times. The probability of a result that high is 0.001281603996. Assuming randomness was used, is the result of 28 Democratic candidate names being placed on the first line significantly low, significantly high, or neither? Come 0.05. The result, 37 less than or equal to greater than HW Score: 0%, 0 of 20 points O Points: 0 of 1 is Save what is expected with randomness.
Homework: 4.1 HW - Basic Concepts of Probability Question 16, 4.1.33 The probability of a result of 28, which is 0.001281603996, is The result of 28 is HW Score: 0%, 0 of 20 points O Points: 0 of 1 A county clerk was supposed to use randomness to assign the order in which candidates' names appeared on voting ballots. Among 37 different ballots, Democratic candidate names were placed on the first line 28 times. The probability of a result that high is 0.001281603996. Assuming randomness was used, is the result of 28 Democratic candidate names being placed on the first line significantly low, significantly high, or neither? 28 0.05. The result, is similar to Save what is expected with randomness. much higher than much lower than
Homework: 4.1 HW - Basic Concepts of Probability The result of 148 significantly low because the probability is Use the given probability value to determine whether the sample results could easily occur by chance, then form a conclusion. In an SHRM survey of 410 human resource workers, it was found that 148 of these workers have turned down job applicants because of information they found on social media. A job recruiter claims that less than 50% of human resource professionals have turned down job applicants because of information found on social media. If the true rate is 50%, there is a 0.00000000978 probability of getting 148 or fewer human resource professionals who turn down job applicants because of information found on social media. If the true rate is 50%, is the result of 148 significantly low? What does that suggest about the claim that the rate is less than 50%? is not Question 17, 4.1.38 is HW Score: 0%, 0 of 20 points O Points: 0 of 1 0.05. This suggests Save
Homework: 4.1 HW - Basic Concepts of Probability The result of 148 Question 17, 4.1.38 significantly low because the probability is Use the given probability value to determine whether the sample results could easily occur by chance, then form a conclusion. In an SHRM survey of 410 human resource workers, it was found that 148 of these workers have turned down job applicants because of information they found on social media. A job recruiter claims that less than 50% of human resource professionals have turned down job applicants because of information found on social media. If the true rate is 50%, there is a 0.00000000978 probability of getting 148 or fewer human resource professionals who turn down job applicants because of information found on social media. If the true rate is 50%, is the result of 148 significantly low? What does that suggest about the claim that the rate is less than 50%? 0.05. This suggests less than greater than HW Score: 0%, 0 of 20 points O Points: 0 of 1 equal to Save
Homework: 4.1 HW - Basic Concepts of Probability The result of 148 Question 17, 4.1.38 significantly low because the probability is Use the given probability value to determine whether the sample results could easily occur by chance, then form a conclusion. In an SHRM survey of 410 human resource workers, it was found that 148 of these workers have turned down job applicants because of information they found on social media. A job recruiter claims that less than 50% of human resource professionals have turned down job applicants because of information found on social media. If the true rate is 50%, there is a 0.00000000978 probability of getting 148 or fewer human resource professionals who turn down job applicants because of information found on social media. If the true rate is 50%, is the result of 148 significantly low? What does that suggest about the claim that the rate is less than 50%? HW Score: 0%, 0 of 20 points O Points: 0 of 1 0.05. This suggests the claim is correct. the claim is incorrect. Save nothing meaningful about the claim.
Homework: 4.1 HW - Basic Concepts of Probability Question 18, 4.1.RA-2 Fill in the blank. The classical approach to probability requires that the outcomes are The classical approach to probability requires that the outcomes are SEEDS positive. equally likely. listed. rare. HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save
Homework: 4.1 HW - Basic Concepts of Probability Question 18, 4.1.RA-2 Fill in the blank. The classical approach to probability requires that the outcomes are The classical approach to probability requires that the outcomes are GELEND positive. equally likely. listed. rare. HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save
Homework: 4.1 HW - Basic Concepts of Probability Question 19, 4.1.RA-3 HW Score: 0%, 0 of 20 points O Points: 0 of 1 Fill in the blank. As a procedure is repeated again and again, the relative frequency of an event tends to approach the actual probability. This is known as As a procedure is repeated again and again, the relative frequency of an event tends to approach the actual probability. This is known as the rare event rule. Save an impossible event. the law of large numbers. subjective probability.
Homework: 4.1 HW - Basic Concepts of Probability Which of the following is NOT a principle of probability? Choose the correct answer below. OA. The probability of any event is between 0 and 1 inclusive. OB. All events are equally likely in any probability procedure. OC. The probability of an impossible event is 0. D. The probability of an event that is certain to occur is 1. Question 20, 4.1.RA-4 GIS HW Score: 0%, 0 of 20 points O Points: 0 of 1 Save
Homework: 4.1 HW - Basic Concepts of Probability Question 12, 4.1.27 Part 1 of 3 b. What is the probability that a child of these parents will have the blue/blue genotype? c. What is the probability that the child will have brown eye color? a. List the possible outcomes. Each of two parents has the genotype brown/blue, which consists of the pair of alleles that determine eye color, and each parent contributes one of those alleles to a child. Assume that if the child has at least one brown allele, that color will dominate and the child's eye color will be brown. a. List the different possible outcomes. Assume that these outcomes are equally likely. A. brown/brown and blue/blue B. brown/brown, brown/blue, and blue/blue OC. brown/blue and blue/brown OD. brown/brown, brown/blue, blue/brown, and blue/blue HW Score: 0%, 0 of 20 points O Points: 0 of 1 CELLE Save