Students attending an international event were asked if they can speak Arabic or Chinese. 25% speak Arabic, 20% speak Chinese, 10% speak both languages. Assume random selection: a. What is the probability that the

Q: randomly. 1. What is the probability that it is green? 2. What is the probability that it is neither…

A: Total number of balls = 18 =n(S) Total red balls = 7 = n(R) Total blue balls = 6 =n(B) Total green…

Q: A bag of marbles has 5 blue marbles, 7 green marbles, 11 red marbles, and 2 yellow marbles. a.…

A: (a). Find the probability of drawing a green marble: The number of blue marbles is n(B) = 5, The…

Q: If the probability of having green eyes is 15%, the probability of having a brown hair is 70%, and…

A: Let G represents the green eyes And B represents the brown hair So P(G)= 15% = 0.15 P(B)= 70% = 0.70…

Q: A researcher examined the colors of plants 100 people had in their homes and created the chart…

A: Answer:- Given A researcher examined the colors of plants 100 people had in their homes and created…

Q: 100 employees of a company are asked how they get to work and whether they work full time or part…

A: Given that there are 100 employees Public transportation :10 full time & 9 part time. Bicycle :…

Q: Your statistics class has 26 students in it (14 girls and 12 boys). Your teacher uses a calculator…

A: A) There are 26 students in a statistics class out of which 14 girls and 12 boys. The probability of…

Q: the sample space for tossing  three fair coins is [HHH,HHT,HTH,HTT,THH,THT,TTH,TTT]. what's the…

A: 3 fair coins are tossed.  The sample space S={HHH,HHT,HTH,HTT,THH,THT,TTH,TTT}

Q: 3. The following crosstabulation shows the results of a a study examining peoples' ages and…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: There are 10.000 products packed on a pallet in which contains 100 faulty products. A Quality…

A:

Q: c) With random guessing, show that the probability of getting at least one question wrong is 0.999.

A: Given:Show that the probability of getting at least one questionwrong is approximately 0.999.

Q: 6. Playlists Your list of favorite songs contains 10 rock songs, rap songs, and 3 country songs. a)…

A:

Q: 3. A coin is launched 4 times. What is the probability of "face" minus 3 times?

A: Note: As per the multiple questions rule, solving first question. Kindly repost the question and…

Q: view and answer:  What is the probability that the 15th ball extracted

A: There are two type of variables : Continuous variables and discrete variables. Continuous variables…

Q: 2. The probability that a person has a received a vaccination for a certain is illness is .48.…

A: Given: p=0.48 n=8   Let X~B(n,p)

Q: What is the probability of drawing a black 3, replacing it, then drawing a 3?

A: There are 2 black 3s. And total 4 threes.  So we can draw the first black 3 in 2 ways. After…

Q: A gaming facility houses 200 gaming computers in different gaming lounges. Each computer has a…

A: N = 200  P(Fail) = 0.002  q = 1-p = 1-0.002 = 0.998 P(X=10) = ?  Binomial probability

Q: 11. In a survey of high school students, 288 students indicated that they played organized sports…

A: Step 1:To find the probability that a randomly selected student indicated they played organized…

Q: A survey has four question True/False was given out. You randomly pick one out of the stack.…

A:

Q: In a sample of 50 employees, 32 were females, 22 were smokers, and 15 were males and smokers. If an…

A: Given that  Sample size (n) = 50 Number of females (F)  = 32 Number of males (M) = 50 -32 = 18…

Q: 2) Choose the correct answer. Sherane rolls a standard, six-sided number cube. What is the…

A: We know that total faces on die is 6  So N= 6  And there are two multiple of 3 on the die i.e. 3 and…

Q: B. 80% of people who have sports cars are men, if 10 sports car owners are randomly selected, find…

A:

Q: In Jamalpur District, 60% of children started primary school, 70% of the children who have completed…

A:

Q: hly selected, what is the probability of getting someone who has been in a car accident? Round to…

A: Define an event  A: Someone who has been in a car accident Given that, number of respondents who had…

Q: A sample of students, faculty, and administration from a large university were asked if they were in…

A: We have given that the sample of students,  faculty and administration from a large university in…

Q: SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.…

A: Formula : Binomial distribution is given by

Q: A jar contains 6 black marbles and 13 yellow marbles. One marble is drawn at random. The probability…

A: To find: Probability of getting a black marble.

Q: A mathematics department has 10 theoretical mathematics professors and 3 applied mathematics…

A: We have given that  A mathematics department has 10 theoretical mathematics professors and 3 applied…

Q: 13) Approximately 59.4% of adults have added bleach to their laundry. Assume six adults are randomly…

A: Given n=6 P=0.594

Q: What is the probability of randomly selecting a professor?    New service Old service Totals…

A: Given the data.Want to calculate the probability of randomly selecting a professor?The probability…

Q: A survey of 200 people was conducted to see if they smoke.   The results are shown in the table.…

A: The provided data is,

Q: Use the following results from a test for marijuana use. Among 144 subjects with positive test​…

A: Among 144 subjects with positive test​ results, there are 21 false positive results. Among 139…

Q: One card is selected randomly from a standard 52-card deck. a. What is the probability of drawing a…

A: 1 card is drawn, need to find probability that,  card is two

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.