On a 100-Question multiple-choice, there are ten possible answers of which one is correct. Let X: number of correct answers. Find approximately the probability of at least three correct answers Select one: O a. 0.99 Оъ.0.95 C. none O d. 0.003 e. 0.05

Q: d. If 100 SAT scores are randomly selected, find the probability that they have a mean between 1400…

A: d. Z-score: The z score formula is, z=x¯-μx¯σx¯ In the formula, μx¯ is the population mean, σx¯ is…

Q: The probability that it will rain tomorrow is 0.32. If it rains tomorrow, the probability that it…

A: event  A : rain tomorrow           B : rain next day   P(A) = 0.32,    P(A') = 1 - 0.34 = 0.66P(B|A)…

Q: A quick quiz consists of a multiple-choice question with 5 possible answers followed by a true/false…

A: Given dataMultiple choice questions with 5 possible answers followed by a true and false5 possible…

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

A:

Q: Answer all parts please and thank you :)

A: Solution According to guidelines we solve three subpart

Q: In a recent survey, 65% of the community favored building a health center in their neighborhood. If…

A: It is given that the number of citizens is 14. There is 65% of the community favored building a…

Q: A dart hits the square dartboard shown below at a random point. Find the probability that the dart…

A: Side of a square = a = 13Radius of a circle = r = 6

Q: Suppose that 29% of people have a dog, 19% of people have a cat, and 14% of people own both. What is…

A:

Q: The probability that an event will happen is P(E) = 0.35. Find the probability that the event will…

A:

Q: In Arkansas, the probability that someone is unemployed is 0.037. We surveyed 3000 people in that…

A: Given that, In Arkansas, the probability that someone is unemployed is 0.037.  Sample size is 3000.…

Q: The type and number of fish caught in the Charleston Harbor in March was recorded for a month. The…

A: From the provided information, The number of fish caught in March: Flounder Red Drum Black…

Q: The average number of customers who come to a supermarket is 10 people/hour.  The probability that…

A:

Q: a. The probability that this student will win some money is places) b. The probability that this…

A: AS per guidelines i have calculated 3 subparts , plz repost for remaining parts with note i need…

Q: Drug tests are designed with a known sensitivity. However, those interested in such tests want to…

A: Given information: The accuracy of the test is 99% and that 0.5% of the population uses the drug.…

Q: Draw and find the probabilities for the following: a. between these values: z= -1.43 and 0.68 b.…

A:

Q: A die is rolled 9 times. Find the probability of rolling the following. Exactly 9 threes. The…

A:

Q: At a used-book sale, 100 books are adult books and 155 are children's books. Of the adult books, 74…

A: The contingency table is given as : Adult booksChildren bookTotalNon…

Q: Calculate the value of F, if: - The probability is 0.99 - The degrees of freedom in the numerator…

A: The degrees of freedom in the numerator is 8, degrees of freedom in the denominator is 6, and the…

Q: Find the indicated probability. P(A or B) =| (Simplify your answer. Type an integer or a decimal.)…

A:

Q: Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots,…

A: Given : p = 0.79 q = 1 - p = 1 - 0.79 = 0.21 n = 12 we have find P(x = 8) here, x follow a binomial…

Q: 28) The probability that z lies between -1.10 and -0.36

A: Given, P(-1.10 < X < -0.36)  We will use z-standard normal distribution.

Q: In a large population, 66% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: A quick quiz consists of a true/false question followed by a multiple-choice question with 6…

A:

Q: Examine the image below and then answer all parts of the question under it. Enter your answers as…

A: a) There are 4 yellow objects in 10 objects.So, P(yellow)=410=0.4b) There are 3 hearts in the 10…

Q: A bean bag is randomly thrown onto the square table top shown and does not touch a line.   Determine…

A: According to the provided information, there are total 11 box on the square table. In which,

Q: The probability that an event will happen is P(E)= 0.47. Find the probability that the event will…

A: The probability that an event will happen is P(E)= 0.47We have to find the probability that 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.