Teich 1432-19 On the average 2% of people in a society read novels. The probability that two people from a group of 120 people from this society are novel readers is....... OA DSM 024 oc 05 OB. 02611
Q: According to a recent study, 79% of kids believe in the Easter bunny Suppose we obtain a random…
A: p = 0.79 n = 105
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A: Given Information: Probability of finding that they own a pet = 0.7 Sample size (n) = 6 To find…
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A: As per our guidelines we are suppose to answer only one question. Given,no.of red marbles=9no.of…
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A: Introduction: The Risk of Stroke (%) is the response variable, being predicted using the predictor…
Q: Of a population of consumers, 60 % are reputed to prefer Brand A toothpaste. If a group of randomly…
A: given data P(prefer brand A toothpaste) = p = 0.60 P(atleast 5 people need to encounter the first…
Q: Suppose a math class contains 35 students. There are 12 females (two of whom speak Spanish) and 23…
A: Hey, since there are multiple subparts posted, we will answer first three question. If you want any…
Q: Suppose that the average GPA of all students in a large university is 2.8 and the s. d. is 0.65. 49…
A: From the provided information, Mean (µ) = 2.8 Standard deviation (σ) = 0.65 Sample size (n) = 49
Q: According to one poll, 55% of households in a certain region had no landline and only had cell phone…
A: Given information- We have given a problem of the binomial distribution. We have given that one…
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A: We have to find given probability.
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A:
Q: Assume that the monthly worldwide average number of airplane crashes of commercial airlines is 3.…
A: Solution
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A:
Q: The probability that it will rain on a given day is 0.23. What is the probability that it will not…
A: The probability that it will rain on a given day is 0.23 P(Rain) = 0.23 We know that , complement of…
Q: A test is available to diagnose a disease. If a person has the disease, the probability that the…
A: Obtain the probability that the person has the disease and the test is positive. The probability…
Q: The reported rate for colorblindness for men ages 65 and older is 12%. Assume this estimate is the…
A: Here, n = 25 and p = 0.12.
Q: Suppose 90% of kids who visit a doctor have a fever, and 35% kids with a fever have sore throats.…
A: Independent Events: Any two events A and B are said to independent if the occurrence of the event…
Q: A carton weighing 250 pounds breaks 1 out of every 5 tables it is placed on. If a carton weighs 300…
A: we only know that a carton weighing 250 pounds breaks 1 out of every 5 tables it is placed on. We…
Q: Suppose a math class contains 26 students. There are 11 females (six of whom speak Spanish) and 15…
A: Given that Total students =26 Females =11 Male =15 Given information is 6 females speak Spanish out…
Q: When making random guesses on an 6 question quiz the probability of guessing correctly on any one…
A: Let p be the probability of guess the correct answer p=0.25 n=6 Let X be the number of correct…
Q: The Federal Bureau of Investigation reported the statistics in the following table for homicides in…
A: WeaponNumberHandgun6358Rifle344Shotgun410Unknown firearm1948Cutting1828Other weapons1877Hands, feet,…
Q: Given that the probability of a company having a section in the newspaper is 0.43, and the…
A:
Q: QUESTION 9 The probability that a patient recovers from a rare blood disease is 0.3. If 12 people…
A: Given data,p=0.3n=12P(X≥9)=?
Q: The probability is (Type an integer or a decimal. Round to three decimal places as needed.)
A: It is given that p = 7% = 0.07 n = 206
Q: Nap Lajoie has a lifetime batting average of 0.338. Assume that Nap Lajoie came to bat officially…
A: Given : Nap Lajoie has a lifetime batting average of 0.338 and came to bat officially six times…
Q: Which one of the following is not a valid number for a probability? O a. 0.32 Ob. 17% O c. 0 Od.…
A: To find: Which one of the following in not a valid number for a probability.
Q: group of tourists are visiting the Colosseum in Rome, Italy. Out of the group of 56 people, 15 are…
A:
Q: If the probability of giving birth to a boy is 0.52, what is the approximate probability of giving…
A: Given that, Probability of giving birth to a boy is 0.52 I.e. P(B)= 0.52
Q: The probability of event B occurring is 7/20. What is the probability that event B does not occur?
A:
Q: The proportion of individuals that regularly smoke in a population is known to be 0.25. What is the…
A: Given information: p=0.25 Sample size, n=100
Q: Suppose on a given day, there is a 43% chance Emily will forget her wallet when going to work. What…
A: Let x follows binomial distribution with parameters n = 10 and p = 0.43 The pdf of binomial…
Q: Suppose a math class contains 42 students. There are 22 females (two of whom speak Spanish) and 20…
A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
Q: The probability of a tornado in your home county in any one year is 0.073. What is the probability…
A: Answer:- Given, The probability of a tornado in your home county in any one year is 0.073. That is,…
Q: Suppose 90% of kids who visit a doctor have a fever, and 25% of kids with a fever have sore throats.…
A: Let, A is the event that kids have a fever. B is the event that kids have sore throats. From the…
Q: Suppose a math class contains 28 students. There are 17 females (two of whom speak Spanish) and 11…
A: For the given data Find 1. What is the probability that a randomly selected student speaks Spanish,…
Q: Suppose the probability of contracting a certain disease is 1 in 69 for a new case in a given year.…
A: P( new case) ==0.0145q=1-p=1-0.0145=0.9855n=110 people
Q: f one person is randomly selected from the population described in the table, find the probability,…
A: Solution: If one person is randomly selected from the population described in the table,
Q: The probability of randomly sampling someone in my neighborhood and finding that they own a pet is…
A: Obtain the probability that exactly 5 of them own a pet in any order. The probability that exactly 5…
Q: A study of consumer smoking habits includes 200 people in the 18-22 age bracket (40 of whom smoke),…
A: Given: Smoke Not smoke Total 18 - 22 40 160 200 23-30 31 99 130 31-40 30 70 100 Total…
Q: 3. Officials at the suicide prevention center know that 5% of all people who phone their hotline…
A:
Q: Suppose on a given day, there is a 23% chance Emily will forget her wallet when going to work. What…
A: Introduction: Denote X as the random variable of interest here, which is the number of days that the…
Q: Suppose a math class contains 38 students. There are 20 females (three of whom speak Spanish) and 18…
A: From given information, two way table can be drawn as:
Q: Suppose a math class contains 33 students. There are 23 females (five of whom speak Spanish) and 10…
A: Given Information : Total number of students = 33 The number of female students = 23 and five of…
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- 11.2% of the population is 65 or older. Find the probability that the following number of persons selected at random from 25 people are 65 or older. The probability that at least 3 are 65 or older is?A survey showed that 83% of adults need correction (eyeglasses, contacts, surgery, etc.) for their eyesight. If 18 adults are randomly selected, find the probability that at least 17 of them need correction for their eyesight. Is 17 a significantly high number of adults requiring eyesight correction? ... The probability that at least 17 of the 18 adults require eyesight correction is (Round to three decimal places as needed.)The probability of passing the bar exam in a certain state is 2/3. If 10 people passed the test at a college in that state, then find the most likely value for the number of people who failed the test at that college.
- Suppose a math class contains 41 students. There are 18 females (three of whom speak Spanish) and 23 males (six of whom speak Spanish). Give all answers as decimals to at least two decimal places.1. What is the probability that a randomly selected student speaks Spanish, given that the student is female? 2. What is the probability that a randomly selected student does not speak Spanish, given that the student is male? 3. What percent of Spanish speaking students are male? 4. If someone does not speak Spanish what is the probability they are female?600 baseball fans in Boston are asked whether they hate the Yankees. 564 of them answered "yes". The empirical probability that a randomly chosen fan will answer "yes" is The empirical probability that a randomly chosen fan will answer "no" is (Note: Enter each answer as a fraction or as a decimal rounded to the nearest hundredth.)Samuel F.B. Morse (1791 – 1872), the creator of Morse Code, claimed that 12% of all letters used in the English language were “e”s. Suppose random samples of 196 letters are selected from a book What is the probability that a random sample of 196 letters will contain at least 10% "e"s? Type your calculated z-score here. Express its value to the nearest hundredth (two decimal places). Type your probability here. Express its value to four decimal places. Do not round.
- Suppose a math class contains 37 students. There are 19 females (six of whom speak Spanish) and 18 males (five of whom speak Spanish). Give all answers as decimals to at least two decimal places.1. What is the probability that a randomly selected student speaks Spanish, given that the student is female? 2. What is the probability that a randomly selected student does not speak Spanish, given that the student is male? 3. What percent of Spanish speaking students are male? 4. If someone does not speak Spanish what is the probability they are female?A certain virus affects 0.7% of the population. A test used to detect the virus in a person is positive 88% of the time if the person has the virus (true positive) and 13% of the time if the person does not have the virus (false positive) Fill out the remainder of the following table and use it to answer the two questions below based on a total sample of 100,000 people. a. Find the probability that a person has the virus given that they have tested positive. Round your answer to the nearest hundredth of a percent and do not include a percent sign. b. Find the probability that a person does not have the virus given that they test negative. Round your answer to the nearest hundredth of a percent and do not include a percent sign.Find the probability that a driver with at least one collision in the past year is a middle aged adult driver.
- The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For these questions,assume these values are not changing from year to year, and that the population of the United States is 312 millionpeople. Cause of Death in US Cause Number of deaths Passenger car occupant 13,100 Motorcycle driver 4,500 Tornado 553 Skydiving 56 What is the probability that you died as a passenger car occupant last year?Based on a study by Dr. P. Sorita at Indiana University, approximately 12% of people have green eyes. In a sample of 650 people, find the probability that exactly 75 people have green eyes.Please answer question a and c. a is given. question c: What's the probability that on any given day he 'll sell a doughnut to more than half of his coffee customers?
