In a community with two schools, 1000 students were asked if they had a cell phone. This information is presented in the table below. The probability that a randomly selected student has a cell phone and is from school B is School Students who have a cell phone Students who do not have a cell phone Total A 365 156 521 B 408 71 479 Total 773 227 1000 Select one: a. 0.85 b. 0.41 c. 0.62 d. 0.21

Q: The probability that a citizen drives to work is 60%. The probability that a citizen drives to work…

A:

Q: In Mr. M's chemistry class the probability that a randomly selected student earned an a on the…

A: From the Given Data: n( Got an A and did not attend tutorial)=12-16=4   Attended Tutorial Did not…

Q: You roll a blue and a green die. If the sum of the two dice is 6, what is the probability that the…

A: The sample space of the sum of two dices is

Q: In one town, 52% of all voters are Republicans. If two voters are randomly selected for a survey,…

A:

Q: A class consists of 70 women and 20 men. If a student is randomly selected, what is the probability…

A: Given A class consists of 70 women and 20 men. Here, a student is random selected. Total Number of…

Q: An error that occurs because of chance is called: nonsampling error. O sampling error. O probability…

A: An error that occurs because of chance is called as....

Q: Of the cartons produced by a​ company, 9​%have a​ puncture, 3​% have a smashed​ corner, and 0.5​%…

A: Given : Let A : Cartons has a puncture P(A) = 9% = 0.09 Let B : Cartons has a smashed corner P(B) =…

Q: A Food Marketing Institute found that 28% of households spend more than $125 a week on groceries.…

A: given data  p (spend more than $125) = p = 0.28 n = 235 P(p^<0.31) = ?

Q: A game is played with a pair of tetrahedral (four-sided) dice. Each die has faces numbered 1, 2, 3,…

A: Pair of tetrahedral dice.Each die has faces numbered 1,2,3,4

Q: An opaque bag contains two types of marbles: blue and red. We draw two marbles from the bag without…

A: Answer:0.21 Explanation:The probability of getting a blue marble in the first draw is 64/138. Now, a…

Q: 63% of all Americans are home owners. 37 Americans are randomly selected, find the probability that…

A: given data P(home owner) = p =0.63no. of trials = n = 37x = no. of home owners in sample

Q: The table below shows the preferred mode of transportation for individuals in town A by age group.If…

A: According to the provided information, the total mode of transportation is (751 + 756  + 315 = 1822)

Q: A test was given to a group of students. The grades and gender are summarized below A B C Male 2 13…

A: From the provided information,   A B C Total Male 2 13 3 18 Female 6 14 18 38 Total 8 27 21…

Q: The probability that a person catches a cold during the cold and flu season is 0.4. Assume that 10…

A: Given data, p=0.4 n=10 P(X=4)=?

Q: A group of people were asked if they had run a red light in the last year. 326 responded "yes", and…

A: Given, a group of people were asked if they had run a red light in the last year, 326 responded…

Q: Albert takes a multiple choice quiz with 25 questions, each having four answer options. What is the…

A: Solution: Let X be the number of correct answers and n be the sample number of questions. From the…

Q: Out of the 5000 residents of a small town, 470 of them have diabetes. If a resident is chosen at…

A: Number of residents (n) = 5000 Number of residents with diabities (x) = 470. Plug in all the values…

Q: Question 12: 71% of all Americans are homeowners. If 39 Americans are randomly selected, find the…

A: Given information- We have given a problem of the binomial distribution. Probability of Americans…

Q: A test was given to a group of students. The grades and gender are summarized below   A B C Total…

A:

Q: Find the indicated probability. In a certain class of students, there are 8 boys from Wilmette, 4…

A: