At a local community college, 40% of students who enter the college as freshmen go on to graduate. Ten freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) b. What is the probability that at most nine will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) c. What is the expected number that will graduate? (Round your final answer to 2 decimal places.)

Q: Determine the probability that a non defective bolt will be found if out of 750.bolts already…

A:

Q: You draw two cards from a standard deck of 52 cards and do not replace the first one before drawing…

A: Solution: From the given information, two cards to be drawn without replacement.

Q: John runs a computer software store. He counted 121 people who walked by his store in a day, 51 of…

A: We have given  the following statement about the software store.  121 people who walked by his store…

Q: At a certain University, the chance of a student receiving financial aid is 73%. 15 students are…

A:

Q: English class, and 57% Find the probability th answer as a decimal, a Find the probabílity th Write…

A: P[randomly selecting a student which happens to be taking math class ]= 0.69 P[randomly selecting a…

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

A:

Q: 79% of all bald eagles survive their first year of life. Give your answers as decimals, not…

A: Given data: p =0.79 n =39

Q: Find the indicated probability. Round your answer to four decimals. According to a survey, 60% of…

A: It is given that the number of observations are independent with the probability of success p = 60%…

Q: 75% of all bald eagles survive their first year of life. Give your answers as decimals, not…

A: Given Information: 75% of all bald eagles survive their first year of life. i.e., p=0.75 If n=30…

Q: The probability that an individual is left-handed is 0.190. In a class of 17 students, what is the…

A: It is given that,  The probability that an individual is left-handed is 0.190  i.e. p=0.190 We have…

Q: The opera theater manager calculates that 32 % of the opera tickets for tonight's show have been…

A: Given: Sample size, n = 446 32% of the opera tickets for tonight's show have been sold Proportion =…

Q: You decide to record the hair colors of people leaving a lecture at your school. What is the…

A: Given that, Blonde Red Brown Black Gray 20 46 19 49 50 Total persons = 20+46+19+49+50…

Q: What is the probability of getting a number smaller than 1 OR an odd number with a single die roll?…

A: A single die is rolled

Q: he table summarizes results from 977 pedestrian deaths that were caused by automobile accidents.…

A:

Q: A blood test indicates the presence of a particular disease 99% of the time when the disease is…

A: The provided information is as follows:The probability of having the disease is 4%.The probability…

Q: b. Draw pie chart shows the favorite social media application used for communication and give your…

A: The given table represents that the 15 student’s details like gender, hours spend in social media…

Q: In a large population, 58% of the people have been vaccinated. If 5 people are randomly selected,…

A: Answer: Given that:                    p=       ,   n=                      now will use Binomial…

Q: marked as wrong b. the probability that the person is between 67.3 and 69.3 inches is 0.2798

A: = 67 = 2.4

Q: 12% of all Americans live in poverty. If 31 Americans are randomly selected, find the probability…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: You select a card from the standard deck of cards.  What is the probability that you will select a…

A: In a deck of cards Face cards = Jack, queen and king Total face cards = 3 x 4 = 12 Number of 8 cards…

Q: A football team consists of 14 each freshmen and sophomores, 17 juniors, and 10 seniors. Four…

A:

Q: There are thirteen female board members and seventeen male board members. How many ways are there…

A: The formula for combination is nCr = n! / [r! (n – r)!] = [n (n – 1) … (n – r + 1)]/r!. Explanation:…

Q: A blood test indicates the presence of a particular disease 96% of the time when the disease is…

A: given data,event A=person has disease event B =test indicated person has disease P(B|A) = 0.96…

Q: Each column sums to 100%. There are about 100,000 men and 100,000 women in the workforce. Refer to…

A: Given information: Occupation sectors Gender Men Women Management 35 42 Service 14 20…

Q: Lacy draws a club from a standard deck of 52 cards. Without replacing the first card, she then…

A: A standard deck contains 52 cards. Lucy draws a club from it.Without replacing the first card, she…

Q: What is the probability that a student selected randomly either preferred Obama or is an…

A:

Q: A bag of M&M's has 7 red, 6 green, 8 blue, and 2 yellow M&M's. What is the probability of randomly…

A: A given experiment in which a bag of M&M's contains 7 Red,6 green, 8 blue,2 yellow balls. Now to…

Q: Fifty-three percent of all U.S. citizens have some college education. Choose 10 people at random,…

A: Answer: Given that                    p= 0.53      ,   n=10                      now will use…

Q: A jar contains 10 red marbles numbered 1 to 10 and 12 blue marbles numbered 1 to 12. A marble is…

A:

Q: What is the probability that he will roll a number greater than 2

A: Given:  A six pair to dice rolled from  S={1,2,3,4,5,6}  then to find probability that number…

Q: John runs a computer software store. He counted 125 people who walked by his store in a day, 51 of…

A:

Q: 21. A die is rolled. What is the probability of getting a. an even number or a 3? b. an odd number…

A: When a dice is rolled , we have sample space { 1,2,3,4,5,6}

Q: At The Fencing Center, 60% of the fencers use the foil as their main weapon. We randomly survey 27…

A: We have given that      60% of the fencers use the foil as their main weapon.   and 40% of the…

Q: the cafeteria, the probability of picking a banana is 42% and the probability of picking an apple is…

A: We have given that  P( picking an apple)=P(A)=(25%=0.25 P( picking an banana)=P(B)=42%=0.42

Q: Manny buys a bag of cookies that contains 6 chocolate chip cookies, 4 peanut butter cookies, 7 sugar…

A: Bag contains no. of chocolate chip cookies=6no. of peanut butter cookies=4no. of sugar cookies=7no.…

Q: John runs a computer software store. He counted 120 people who walked by his store in a day, 53 of…

A: Given : Number of people who came into the store = 53 Out of 53, number of people who bought…

Q: Estimate the probability that a person who walks by the store will come in and buy something

A: here given , John runs a computer software store. He counted 120 people who walked by his store in…

Q: 65% of the people in Missouri pass the driver's test on the first attempt. A group of 7 people took…

A: Introduction:If X ~ Bin (n, p), then the probability mass function of X is:p (x) = (nCx) px (1 – p)n…

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.