mpling a student on campus and finding that they are wearing a red shirt is .3.  what is the probability of sampling

Q: Determine the probability that in a sample of 100 the sample proportion is less than .75 if p = 0.80

A: Given, Sample size, n = 100 Population proportion, p =0.8 Z = p^-pp1-pn

Q: The probability of randomly sampling someone in my neighborhood and finding that they own a pet is…

A: Given Information:  Probability of finding that they own a pet = 0.7  Sample size (n) = 6  To find…

Q: A group of people were asked if they had run a red light in the last year. 455 responded "yes", and…

A: The number of people who responded yes is 455 and the number of people who responded no is 310.

Q: The probability of choosing a talented singer from a residential area iş p. If 6 people are chosen…

A: Given data,n=6ifP(X=0)=0.04666p=?

Q: The probability of choosing a caramel from a certain bag of candy is 1/5 and the probability of…

A:

Q: C. The probability that the the child will be older than 5 years old? | 0.8681 d. The probability…

A: Consider that the answer of the given part a, b, and c are the correct answer. And distribution is…

Q: The probability that an individual is​ left-handed is 0.130. In a class of 25 ​students, what is…

A:

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

A: We have to find  probability..

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

A:

Q: Let the probability of success in shooting player A is 1/4, and the probability of success in…

A:

Q: Suppose you have 10 tennis balls and you randomly pick some number of them. What is the probability…

A: Given the event that there are 10 tennis balls and one randomly pick some number of them.

Q: The probability that the wait time in a doctors office is at most 20 minutes is 27% how many…

A:

Q: Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced…

A: Total Cards in deck = 52 Number of club in the deck = 13 Number of spade in the deck= 13 Probability…

Q: Airline flights from Boston to Atlanta are on time 50 % of the time. Suppose 6 flights are randomly…

A: Solution: Let X be the number of flights are on time and n be the number of airline flights from…

Q: A die is rolled 9 times. Find the probability of rolling no more than 3 fives. The probability of…

A:

Q: A group of people were asked if life exists elsewhere in the galaxy. 336 responded "Yes", and 400…

A: The number of people believe in existence of life elsewhere in the galaxy is 336. The number of…

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: When making random guesses on an 6 question quiz the probability of guessing correctly on any one…

A: Let p be the probability of guess the correct answer p=0.25 n=6  Let X be the number of correct…

Q: The probability that more than 14 of those survyded feel the state , n=20 , p=0.45

A: Answer: From the given data, Sample size(n) = 20 P = 0.45 X~Binomial distribution(20,0.45)

Q: he probability for a student to pass an test is 0.75. The student will take 7 test in the future.…

A:

Q: A group of people were asked if they had run a red light in the last year. 431 responded "yes", and…

A:

Q: Suppose the probability of purchasing a defective smart phone is 0.04. What is the probability of…

A: Introduction: Denote X as the number of defective smart phones obtained in a purchase of 20 smart…

Q: The probability that an individual is​ left-handed is 0.190. In a class of 27 ​students, what is…

A: From the provided information, Sample size (n) = 27 Probability that an individual is left-handed…

Q: Michael gave a probability answer as 24. What is wrong with an answer such as this?

A: According to the provided information, Michael gave a probability answer as 24.

Q: Write your answer as a fraction reduced to lowest terms and as a percent rounded to the nearest…

A: When a coin is tossed then there are 2 possible outcomes.The probability of tossing a coin and it…

Q: For biased coins, the probability of getting 5 heads out of a toss of 5 coins equals the probability…

A:

Q: flipped. If it shows heads, you draw a marble from shows tails, you draw a marble from urn B with 3…

A: Given: P(H)=0.7 P(T)=0.3 Heads-Urn A-1 Blue and 4 red Tails- Urn B- 3 blue and 1 red

Q: The probability of selecting a red lolly from a lolly bag is 5/7. Determine the probability of the…

A: P(red lolly) = 5/7 P(not red lolly) = 1-P(red lolly) = 1-(5/7) = 2/7

Q: In an original group, the probability of choosing a girl from that group was 1/3 When 1more girl…

A: Consider a number of boys are x and the number of girls are y and solve it by using given…

Q: The mean of childhood asthma prevalence in 43 cities is 2.32%. A random sample of 32 of these cities…

A: Given : mean = μ = 2.32% S.D = σ =1.30% Sample size = n = 32 PX¯>2.8 =1-PX¯≤2.8 PX¯ >2.8…

Q: Show that the expected value of îN is p.

A: Given that p denote the probability that someone aupports the policy. And X denote the nunber of…

Q: When making random guesses on an 8 question quiz the probability of guessing correctly on any one…

A:

Q: The probability that an individual is left-handed is 0.140. In a class of 20 students, what is the…

A: Let X: number of left handersX has binomial distribution.X~binomial(n,p)where number of trials(n)=…

Q: American Airlines' flights from Chicago to Atlanta are on time 90 % of the time. Suppose 9 flights…

A: Given information- We have given a problem of binomial distribution. We have given that American…

Q: A recent poll found that 68% of Americans worry about cancer. Show your work using the appropriate…

A: a. The binomial probability distribution function is, PX=x=nxpx1-pn-x In the formula, n denotes the…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.