Using the binomial distributions, what is the probability of getting exactly 7 heads, if you toss a coin 10 times? O 117 O 01.17 O 0.117 O 011.7

Q: In a large population, 59% of the people have been vaccinated. If 5 people are randomly selected,…

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Q: 1. Suppose we have a six-sided die that we roll once. Let ai represent the event that the result is…

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Q: Statistics show that about 42% of Americans voted in the previous national election. If three…

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Q: Based on a recent survey, 20% of adults in a specific country smoke. In a survey of 60 students, it…

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Q: A bin contains 5 red and 5 green balls. 2 balls are chosen at random, without replacement. Let the…

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Q: A fair coin is tossed three times. What is the probability that all three tosses are tails? Write…

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Q: Based on past records, a retail store ma knows that on average, 30 customers per hour come to the…

A: Given30 customers per hourNo.of customers for 5min = λ=3012=2.5x~Poisson(λ=2.5)P(X=x)=e-λ*λxx! ;…

Q: A random sample of SDSU alumni were surveyed and asked to state their major and whether the went to…

A: Given information:The contingency table MajorNo graduate schoolYes graduate…

Q: - Complete the table. On a team sport Not 99 on a team sport Totals - the marching band 46 145 Tot…

A: 145/2201

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: P(use smartphone in meeting or classes) : p = 0.54sample size : n = 9x = Number of adults use…

Q: A survey showed that 70% of adults need correction (eyeglasses, contacts, surgery, etc.) for their…

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Q: f a seed is planted, it has a 64% chance of growing into a healthy plant. If 6 seeds are planted,…

A: Obtain the probability that fewer than 3 grow into a healthy plant.   The probability that fewer…

Q: In a certain college, 33% of the math majors belong to foreign student. If 10 students are selected…

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Q: In a large population, 61% of the people have been vaccinated. If 5 people are randomly selected,…

A: From the given information, Sample size (n) = 5, Probability of success (p) = 0.61.

Q: Five fair dice are rolled. What is the probability of rolling 4 sixes (that is, sixes on 4 of the…

A: Let n be the number of dice thrown  Let X be the number of getting 6  Let p be the probability of…

Q: (Binomial to Normal) According to the Gallup poll, 40% of Americans 18 year-old or older stated that…

A: Given p=0.40 n=200

Q: Five cards are selected at random from a fair deck. What is the probability that they contain more…

A: Combination: The number of different selections of ‘x’ elements (order doesn’t matter) from a set of…

Q: What is the probability of having 0 calls in an hour? 0.155 0.165 0.175 0.185 0.195

A: Given : The government wants to model the number of calls made to a particular citizen's advice…

Q: The proportion of vehicles which drive above the speed limit on a freeway is 85%.  Suppose 100…

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Q: A quarter is flipped, an eight-sided die is rolled, and a card is drawn from a normal standard deck…

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Q: It is reported that the market share of iphones is 40%. (i.e. 40% of all cell phones are…

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Q: Suppose that 84% of students in a college have a smartphone. If you select three students at random,…

A: We have given that a Binomial distribution with parameter p=84%=0.84 and sample size n=3. The pmf of…

Q: The best player on a baseball team has a 0.482 batting average. If all other factors are ignored,…

A: Let x = "number of hits" is a discrete random variable and it has two possible outcomes of hit or…

Q: Multiple Cholce

A: A Poisson distribution, named after French mathematician Siméon Denis Poisson, can be used to…