The proportion of eligible voters in the next election who will vote for the incumbent is assumed to be 53.6%. What is the probability that in a random sample of 570 voters, less than 49.9% say they will vote for the incumbent? Probability =

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Q: The probability that an adult possesses a credit card is .35. A researcher selects two adults at…

A: Given information- We have given the probability that an adult possesses a credit card p = 0.35 The…

Q: Smoking leads to significant health problems, 20% of adults in Europe smoke. Consider a group of 250…

A: X has binomial distribution. X~B(n,p) Where n=250 and p=0.20 np and np(1-p) is greater than 5. then…

Q: Fifty-six percent of U S adults say they intend to get a flu shot. You randomly select 10 U.S.…

A: It is given that sample size n =10 and probability of consumer U.S. adults say they intend to get a…

Q: A medical study tests a new cough medicine on 4250 people. It is effective for 3982 people. What is…

A: Based on the provided information, the known values are: Number of success=3982 people. Number of…

Q: The probability that an adult possesses a credit card is .35. A researcher selects three adults at…

A: Givenp=0.35n=3x~Binomial(n=3,p=0.35)P(X=x)=Cxnpx(1-p)n-x    ; x=0,1....n

Q: The weekly average number of airplane crashes is 5. Whatis the probability that there will be (a

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Q: What is the probability that the player will require more than three shot attempts to make a…

A: Let p be the probability of making a midrange short. Given that p = 40% = 0.40 Let X denote the…

Q: find the probability that they have a mean pregnancy less than 265 days. find the probability that…

A: Let X denote the lengths of pregnancies. Given that X follows N(mean = 268, SD = 15) For the sample…

Q: Forty percent of the students at a local college belong to a club and 50% work part time. 5% of the…

A:

Q: Seventy-six percent of toddlers get their recommended immunizations. Suppose that 6 toddlers are…

A: Given,p=0.76n=6

Q: The probability that an egg in a retail package is cracked or broken is 0.025. Find the…

A: Given :  The prob. that an egg in a retail package is cracked or broken is 0.025 i.e Proportion (p)…

Q: In a statistics class of 42 students, there were 11 men and 31 women. Six of the men and seven of…

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Q: In a communication channel, data is sent in 10-bit packets. The percentage of a bit sent with error…

A: Given In a communication channel, data is sent in 10-bit packets. The percentage of a bit sent with…

Q: selects 10 chips from the box of 95 and tests them. What is the probability of obtaining 2 defective…

A: Here  This is without replacement model

Q: The probability that a person buys a car from a particular dealership after a test-drive is 25%.…

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: An automated assembly line produces 43,500 parts per duty cycle. The probability that a randomly…

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Q: etermine the probability of having 2 girls and 3 boys in a 5​-child family assuming boys and girls…

A: Here, Number of boys=3 Number of girls=2 Total children n=5  assuming boys and girls are equally…

Q: 68% of adults would still consider a car brand despite product/safety recalls. You randomly select…

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Q: In a communication channel, data is sent in 10-bit packets. The percentage of a bit sent with error…

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Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A:

Q: A poll showed that 50% of Americans say they believe that life exists elsewhere in the galaxy. What…

A: here given , A poll showed that 50% of Americans say they believe that life exists elsewhere in the…

Q: Policy holders of an insurance company file claims at an average rate of 0.39 per year. If the…

A: Solution: From the given. Information  it follows a poisson distribution. Where, mean(λ) = 0.39…

Q: Assume that 30 percent of students have taken calculus in high school. Of those who have taken…

A: Let define the events: C = students taken calculus in high school C=students do not taken calculus…

Q: While driving to work, Arceli passes through 3 stop lights. The probability distribution of the…

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Q: An airline has found about 8% of its passengers request vegetarian meals. On a flight with 170…

A: From the given information p = 0.08 and n = 170. The probability mass function of the binomial…

Q: The average number of calls received by an operator is 10 calls per day. Find the probability that…

A: Given that  The average number of calls received by an operator is 10 calls per day. Find the…

Q: The probability that an athlete finishes a triathlon is 0.66. What is the probability that no less…

A: Introduction: Denote p̂ as the sample proportion of triathletes who will cross the finish line,…

Q: What is the probability that in a random sample of 510 voters, less than 49.7% say they will vote…

A: From the given information : population proportion p = 0.524 sample size n = 510

Q: 4. The percentage of Metro Manila households that have air conditioning unit is 16%. In a random…

A: The random variable X representing number of households having air conditioner follows binomial…

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A: Solution: From the given information, n = 410 and p = 0.527.

Q: For An observer stands at an overpass of a highway and counts the vehicles that pass by. He stops…

A: Given problem Given that   For An observer stands at an overpass of a highway and counts the…

Q: The amount of time people spend at the gym follows a uniform distribution from 45 to 90 minutes.…

A: From the provided information, The amount of time people spend at the gym is uniformly distributed…

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

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Q: . The recovery rate for a disease is 0.4. In the study conducted on 30 randomly selected patients…

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Q: Clare's Cupcakes recently sold 9 cupcakes, of which 3 were peanut butter cupcakes. What is the…

A: There are totally 9 cupcakes are sold in which 3 were peanut butter cupcakes.

Q: Experience has shown that 15% of Tshwane municipal rates bills contain an estimated amount for…

A: Given, 15 % of Tshwane municipal rates bills contain an estimated amount for electricity usage. i.e.…

Q: The probability that an adult possesses a credit card is .65. A researcher selects three adults at…

A:

Q: The number of chocolate chips in an​ 18-ounce bag of chocolate chip cookies is normally distributed…

A: Let the random variable Y represent the number of chocolate chips in a randomly selected bag.The…

Q: The probability that someone can taste PTC is 0.7. Suppose 20 people are randomly selected and…

A: We have given that,  Let X be the random variable from binomial distribution with probability (p) =…

Q: In a factory, there were 36 accidents involving machinery in the last six months. (a) Calculate…

A: Let X be the random variable of number of accidents involving machinery in the six months X~ Poi(36)…

Q: A news station polls 405 voters to predict whether a budget will pass. Suppose the budget has…

A: Consider that p is population proportion of voters, who support the budget.

Q: State the frequentist interpretation of probability.

A: The probability of an event is obtained as the ratio of favorable number of cases to the total…

Q: An experiemental drug has been shown to be 75% effective in eliminating symptoms of allergies in…

A: If X is a discrete random variable with probability mass function, p(x)=nCxpxqn-x; x=0,1,2......n…

Q: The probability of passing the bar exam in a certain state is 2/3. If 10 people passed the test at a…

A: It is given that probability of passing the bar exam in a certain state is 2/3. Therefore, the…

Q: It is estimated that​ 20% of luxury cars manufactured in 2012 were silver. A car dealership…

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Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A:

Q: bote maker believes that 14% of his bottles are defectiv f the bottle maker is accurate, what is the…

A: Actual proportion is 14%. Sample size is 622.

Q: Find the probability that the mean weight of computer chairs produced by Company 2 is more than the…

A: Here given data for two company of chair  Here use standard normal distribution table for…