In an experiment 3 different coins are tossed simultaneously. Find the probability of getting exactly one tail ? A) 0.55 B) 0.275 C) 0.375 D) 0.725 E) None of the above
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- Consider a dice with the property that the probability of a face with n dots showing up is Kn. The probability of face showing 4 dots is:Question Answer a.1/7b.5/42c.4/2 1d.1/21When we toss a coin, it can land with either heads or tails upwards. These are the only elementary events. The probability of a coin landing heads up is therefore a) 0.5 b) 0 c) 1 d) Any value between 0 and 1 (including 0 and 1)38 - 93% of products produced in a factory are defect free. What is the probability that the chosen one is faulty? a) 0.40 B) 0.93 NS) 0.50 D) 0.53 TO) 0.07
- (9) You are dealt a hand of three cards, one at a time. Find the probability that you get no black cards. A) 0.414 B) 0.125 C) 0.013 D) 0.118 E) 0.231Suppose a student is randomly selected. The probability that the student is a senior is 0.22. The probability that the student has a driver's license is 0.30. If the probability that the student is a senior and has a driver's license is 0.16, what's the probability that the student isn't a senior and doesn't have a driver's license? a)0.06 b)0.14 c)0.64 d)0.70 e)0.7833 - The probability of a medical intervention being successful is 0.65. What is the probability that 8 out of 10 medical interventions of the same type performed by the same team will be successful? a) 0.25 B) 0.346 NS) 0.284 D) 0.176 TO) 0.128
- a certain unfair coin lands on heads 2/5 of the time. this coin is tossed 10 times. find the probability of getting: a. all tails b. exactly 6 heads c. at least 8 headsIn a throw of coin what is the probability of getting a tail? О а.1 O b. 1/2 O c. 0 O d. 2At a university, 40% of the students pass the statistics exam. If a class of 25 students is drawn at random, what is the probability that exactly 10 pass the exam? a) 0.1126 b) 0.1612 c) 0.1216 d) 0.1621
- Suppose 40% of high schoolers say they play football. A random sample of 8 high school students is selected. What is the probability that exactly 2 of the 8 say they play football? A) .2090 b) .3154 c) .8936 d).68465% of workers in the US use public transportation to get to work. You randomly select 250 workers and ask them if they use public transportation to get to work. Find the probability that exactly 160 workers say yes. Group of answer choices a) 0 b) .8769 c) .0691 d) .1923a survey conducted about 15% of the people having hearing trouble in texas.a sample of 111 people what is the probability that a t most 9% having hearing trouble.