A fair and unbiased die is rolled. What is the probability of the event of a number greater than 2 appears? О А. 1/6
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A: here from given information p = probability of kitten is not gray = 1 - 0.49 = 0.51 n = 4
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A: Given: p=2025=0.8n=25
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A: Here is the experiment of rolling a 3 die. Minimum sum=3 =(1,1,1) Maximum sum=18=(6,6,6) A total…
Q: 9. Final: Suppose that 70% of adults owned their own homes. A random sample of seven adults was…
A: Given,n=7p=0.7q=1-p=0.3x=no.of adults owned their own homesx~Binomial(n=7 , p=0.7)P(X=x)=cxn px qn-x…
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A: From the given information,n = 5 P = 0.75Using formula, ( Binomial distribution)
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A: This is a Binomial distribution problem
Q: What is the probability of throwing a three with a single die 4 times out of 5 trials?
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A: Given,Cat is pregnant with 6 kittens.That is, number of trials, n = 6The probability each kitten…
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- when a single die is rolled, what is the probability of gitting a number less than 7?12. Assume that the incidence of a certain virus in a particular population is 9% and that a test correctly identifies the virus 87% of the time. Assume that false positives occur 6% of the time. If a person tests positive for the virus, what is the probability that the person actually has the virus?12. Assume that among the 6 fish you caught in the previous problem exactly one of the fish is diseased. You share the fish you caught with a friend. Each of you eats 3 fish. What is the probability your friend gets food poisoning? (a) 0.333 (b) 0.4 (c) 0.5 (d) 0.556
- A farmer has planted 12 new lemon trees of a special breed where the probability that the tree will give fruits the upcoming season is 0.7. What is the probability that less than 3 trees remain without fruits by the end of the upcoming season?Suppose the probability of an event is 32353235. What are the odds for the event happening? to What are the odds against the event happening? toAn insurance agent sells the policies to 20 persons having same age and in good health. Based on the company's record, the probability that person in this age will live for the next 20 years is 2/3. Find the probability (a) 8 persons, (b) at most 7 persons, (c) more than 7 persons, (d) at least 3 persons, (e) more than 6 persons but less than 11 persons are still alive at the end of this 20 years period. The probability for a mango tree from a certain type, will produce fruits in the first year is 0.8. Each time, the mango trees seller sells about 5 trees to the buyer with the guarantee that if less than 3 trees produce fruits in the first year, he will replace them according to the number of trees which do not produce fruits. (a) Calculate the probability that there will no replacement. (b) If he sells the trees to 3000 buyers that are 5 trees to each buyer, how many trees are expected to be replaced?
- Aisha wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 65 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 6.5. The population standard deviation is 1.8. What is the 90% confidence interval for the number of chocolate chips per cookie for Big Chip cookies? Assume the data is from a normally distributed population.Round answers to 3 decimal places where possible. _______ < μ < _________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)A pathogen affects 1 person out of every 100 people. Suppose you come into contact with 40 randomly selected people in one day? 1. What is the probability that at least one of these 40 people is infected? 2. What is the probability that at least 2 out of the 40 randomly selected people are affected?
- Suppose 30% of Americans are satisfied with the state of the U.S. In a sample of 20 Americans, what is the probability that at most 1 person is satisfied with the state of the U.S.?5. On average, there are 2 car thefts every 10 square kilometers during the course of a month in Shanghai. a. What is the probability that there will be no car thefts in a 10 square kilometer area next month? b. What is the probability that there will be 1 car theft in a 20 square kilometer area?Question 12 If a seed is planted, it has a 60% chance of growing into a healthy plant. If 7 seeds are planted, what is the probability that exactly 2 don't grow? OPest to forum
