If 15% of adults in a certain country work from home what is the probability that fewer than 30 out of a random sample of 250 adults will work from home? (Round your answer to 3 decimal places)
Q: Suppose 56% of the children in a school are girls. If a sample of 428 children is selected, what…
A: The given values are:Proportion of girls in the population (p) = 56% = 0.56Sample size (n) =…
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Q: A certain insecticide kills 70%70% of all insects in laboratory experiments. A sample of 77 insects…
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Q: thirty four percent of us adults have very little confidence in newspapers. You randomly select 8 US…
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A: Answer: From the given data, Total number of cards in a standard deck = 52 If one card is randomly…
Q: Suppose 55% of the doctors in a hospital are surgeons. If a sample of 496 doctors is selected, what…
A: In hospital , There are 55% of doctors are surgeons Sample size = N = 496 P(sample proportion of…
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A: select 5 patients out of 27 patients. what is probability that he selects 5 highest measures.
Q: Suppose 56% of the students in a university are baseball players. If a sample of 873 students…
A: Step 1: State the given data: population proportion, p = 56% = 0.56sample proportion, p̂ = 55% =…
Q: According to a 2009 Reader's Digest article, people throw away approximately 12% of what they buy at…
A: Given Data population proportion,p = 0.12 sample size n = 171
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A: the pdf of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…
Q: A blood test for diabetes gives a positive result with a proportion of 0.18 when an individual has…
A: Given that :A blood test for diabetes gives a positive result with a proportion of 0.18 when an…
Q: A researcher believes that 4%4% of females smoke cigarettes. If the researcher is correct, what is…
A: Where,
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A: A 20-sided fair die is rolled.
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A: Let us denote X=the number of vehicles that takes left turn n=number of trials= 15 p=probability of…
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Q: A hotel manager calculates that 12% of the hotel rooms are booked. If the manager is right, what…
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A: pedestrian intoxicated YES pedestrian intoxicated NO Total Driver intoxicated YES 64 69…
Q: According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the…
A: Given data, p=14% =0.14 n=144 P(p<0.2)=?
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A: The objective of this question is to find the probability that exactly 4 out of 7 insects will…
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A: The opera theater calculates that 32% of the opera tickets for tonight's show have been sold. That…
Q: Suppose 52% of the students in a university are baseball players. If a sample of 436 students is…
A: Given thatThe proportion of the students in a university are baseball players = 0.52Total sample…
Q: If a seed is planted, it has a 75% chance of growing into a healthy plant. If ten seeds are…
A: Givenprobability of growing into a healthy plant=0.75probability of doesn't…
Q: Suppose 59% of the students in a university are baseball players. If a sample of 632 students is…
A: The given values are:Population proportion (p) = 59% = 0.59Sample size (n) = 632Desired sample…
Q: Let's say that 82% of people have Type O blood. If 3 randomly selected people donate blood, what is…
A: Givenp=0.82n=3x~Binomial(n=3,p=0.82)P(X=x)=(nx)×px×(1-p)n-x ; x=0,1,...,n
Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…
A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…
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Q: Naval intelligence reports that 6 enemy vessels in a fleet of 18 are carrying nuclear weapons. If 8…
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A: Given that 7.0% of the population of Canada have blood type O-negative so the probability of getting…
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A: Consider that p is population proportion of people in its city that will purchase its products.
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A: Given that The probability of rolling “5” after 6 rolls=P(A)=1/6
Q: According to a 2009 Reader's Digest article, people throw away about 10% of what they buy at the…
A: Given information : Population proportion = p= 10% = 0.10 q = 1 - p = 1 - 0.10 = 0.90 Sample size…
Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…
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Q: Suppose 41% of the students in a university are baseball players. If a sample of 524 students is…
A: given:p = population proportion p = 41% = 41/100 = 0.41 n = sample size n = 524 In order to find the…
Q: Suppose that 24% of US adults favor an increase in taxes. What is the probability that in a group…
A: According to the given information, we have Sample size, n = 8 Given that 24% of US adults favor an…
Q: The scientist claims that 8% of viruses are airborne if the scientist is accurate what is the…
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- A film distribution manager calculates that 4% of the films released are flops.If the manager is correct, what is the probability that the proportion of flops in a sample of 747 released films would be less than 3%? Round your answer to four decimal places.46.5% of Americans get a flu shot each season. What is the probability that 2 out of 3 randomly selected Americans get a flu shot? Round your answer to 4 decimal places.According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 135 grocery shoppers to investigate their behavior. What is the probability that the sample proportion does not exceed 0.19? Answer = (Enter your answer as a number accurate to 4 decimal places.)
- A blood test for diabetes gives a positive result with a proportion of 0.44 when an individual has diabetes and a negative result with a proportion of 0.33 when they do not. Approximately a proportion of 0.14 of the population has diabetes. If a randomly chosen citizen tested negative, what is the probability that they actually have diabetes? Round your answer to five decimals.Please assist with question I am lost.If a seed is planted, it has a 95% chance of growing into a healthy plant.If 12 seeds are planted, what is the probability that exactly 3 don't grow? Round your answer to three decimal places.
- In a poll, 461 out of 1939 people said that they checked their email multiple times per day. What is the probability that a person who polled checks their email multiple times per day? Round your answer four decimal placesWe believe that 77% of the population of all Business Statistics students consider statistics to be an interesting topic. Suppose we randomly and independently select 24 students from the population. If the actual percentage is really 77%, find the probability of observing 23 or more students who find statistics to be an interesting topic. Round to six decimal places.Suppose 49% of the registered voters in a country are Republican. If a sample of 701 voters is selected, what is the probability that the sample proportion of Republicans will differ from the population proportion by greater than 4%? Round your answer to four decimal places.
- please explainSuppose 59% of the students in a university are baseball players. If a sample of 632 students is selected, what is the probability that the sample proportion of baseball players will be greater than 63%? Round your answer to four decimal places.If the probability that the Islanders will beat the Rangers in a game is 81%, what is the probability that the Islanders will win at least three out of five games in a series against the Rangers? Round your answer to the nearest thousandth.