31. A basketball player has a 75% chance of making a free throw. What is the probability of her making 100 or more free throws in 120 trials?
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Q: c) With random guessing, show that the probability of getting at least one question wrong is 0.999.
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Q: What is the probability of selecting a sample with the proportion of females being 0.56 or greater?
A: here p = proportion of female in US = 0.51 n = 500
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Q: calculate the probability of exactly 3 successes in 4 tries. p=0.27 1-p= 0.73 n=4 k=3
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Q: A. What is the probability that none of the people are Independent? Probability= B. What is the…
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Q: n the United States, voters who are neither Democrat nor Republican are called Independent. It is…
A: We have given that Sample size n=37 , success of probability p= 9%=0.09
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- A mortgage advisor sells on average 3.5 mortgages every two weeks. i. What is the probability that they sell 5 mortgages in a two week period? ii. What is the probability they sell more than 8 mortgages over a four week period?In the United States, voters who are neither Democrat nor Republican are called Independent. It is believed that 11% of voters are Independent. A survey asked 25 people to identify themselves as Democrat, Republican, or Independent. A. What is the probability that none of the people are Independent? Probability = B. What is the probability that fewer than 5 are Independent? Probability = C. What is the probability that more than 2 people are Independent? Probability =The class I'm taking is statistics! I am completely stuck. Need help. I have attached the problem. Please view attachment before answering. Thank you!
- 10. Ten percent of computer parts produced by a certain supplier are defective. What is the probability that a sample of 10 parts contains more than 3 defective ones?6.12, pleaseA YouTube user watches on average 27 videos per day. 1.How many videos do a YouTube user watch per hour? 2.How many videos do a YouTube user watch per 8 hours? 3.What is the probability that a YouTube user watches 4 videos per 8 hours? 4.What is the probability that a YouTube user watches more than 2 videos per 8 hours?
- Suppose that 82% of the adult between the ages of 18 and 34 watch reality TV shows. Suppose you take a random sample of 3 persons. What is the probability that none of them watch reality TV shows? What is the probability that at least one watches reality TV shows? What is the probability 2 or more watch reality TV shows? If you were to randomly sample 1000 adults between 18 and 34 years of age in the U.S, how many of them do you expect to watch reality TV shows?7. According to a college survey, 22% of all students work full time. In a survey of 14 students, what is the probability that no more than 2 of them work full time?10. A sample of cars was studied. In the sample, 26 white cars were observed, 23 black, 19 grey and 13 silver. What is the probability a car in the study was black?
- Extra Credit! Let's assume 36% of people have blood type O. At a health clinic, you sample 11 people. Calculate the probability of seeing 4 people out of 11 with blood type O. 6.38% O 24.38% 21.28% 330A class president is favored by 53% of all students voting, assuming this is accurate, a random sample of 400 students are surveyed. 1. What is the probability that less than 49% will favor this student? 2. What is the probability that more than 57% will favor the student?1000 us adults were asked about their online vs. in store clothes shopping. One finding was that 32% of respondents never clothes-shop online. How do I find the probability that the pecentage of respondents who never shop online is below 33.3%