In a math class with 20 students, a test was given the same day that an assignment was due. There were 10 students who passed the test and 15 students who completed the assignment. There were 8 students who passed the test and also completed the assignment. What is the probability that a student chosen randomly from the class failed the test?

Q: A physics class has 50 students. of these, 16 students are physics and 13 students are female. Of…

A: From the provided information, Total students = 50 16 students are physics and 13 students are…

Q: You want to randomly arrange 4 discs in a CD rack.  What is the probability that the rack ends up in…

A: We can arrange 4 CDs in a rack in 4!=24 waysWe can arrange them in alphabetical order in only one…

Q: On a grocery store shelf, there are 16 loaves of white bread and 15 loaves of wheat bread. A shopper…

A: The objective of this question is to find the probability that a shopper randomly selects a loaf of…

Q: At a local college, 76 of the male students are smokers and 114 are non-smokers. Of the female…

A:

Q: Out of a class of 30 students, there are 16 students who study Latin, 21 who study German, and 7 who…

A: Given,no.of students who study Latin(L)=16no.of students who study German(G)=21no.of students who…

Q: Suppose that about 85% of graduating students attend their graduation. A group of 21 graduating…

A: Let the R.V X denotes the number of graduating students attend their graduation and it follows the…

Q: A zoo has a collection of 400 flamingos. 180 of these flamingos are red. One day, a fence blew down…

A: Given : A zoo has a collection of 400 flamingos. 180 of these flamingos are red.

Q: Allen, an NBA player who is now retired, had 0.8 probability of scoring a three point throw. If he…

A: From the provided information, The probability of scoring a three-point throw (p) = 0.8 Sample size…

Q: According to the National Highway Traffic Safety Administration, 83% of Americans used seat belts…

A: In this question it has given that,Probability (that Americans use seat belt belts regularly) =…

Q: An assorted snack tray has three popcorn bags, four granola bars, and six apples. What is the…

A: Number of popcorn bags = 3  Number of granola bars = 4  Number of apples = 6  Total number of…

Q: In a statistics class of 42 students, there were 11 men and 31 women. Six of the men and seven of…

A:

Q: A set of coins is flipped. 25% of the coin set has a 20% chance of landing on heads. The other 75%…

A: Given that the set of coins are divided into two types.

Q: There are 6 people from West Virginia, 5 people from Maryland and 4 people from Pennsylvania in a…

A: Given data, No of people from West Virginia=6 No of people from Maryland=5 No of people from…

Q: In the United States, voters who are neither Democrat nor Republican are called Independent. It is…

A: From the provided information,It is believed that 9% of voters are Independent that is p = 0.09n =…

Q: Among the adults in a large city, 34% have a college degree. A simple random sample of 100 adults is…

A:

Q: According to a recent survey approximately 68% of students at this campus are women. A group of 20…

A: Solution: Let X be the number of students are women and n be the sample of students. From the given…

Q: In a math class with 19 students, a test was given the same day that an assignment was due. There…

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Q: In a class of 37 students, 17 are taking an AP test, 15 are taking an IB test and 6 are taking both.…

A:

Q: thirteen percent of adults are left handed. in a group of 30 adults, what is the probability of…

A: Let X=the number of lefty n=number of trials= 30 p=probability of success= 13%=0.13 X follows a…

Q: Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of…

A: Given information:Population proportion (p) = 20%                                         p =…

Q: Find the probability of 62 or more participants believing life on other planets is plausible

A: From the original problem, It is given that the number of observations are independent with…

Q: On a grocery store shelf, there are 16 loaves of white bread and 15 loaves of wheat bread. A shopper…

A: The objective of this question is to find the probability that a shopper randomly selects a loaf of…

Q: Of 1100 students at Brown High School, 450 attended the first school dance of the year. Only 233…

A: Let define the events: A = Students attended the first school dance of the year B = Students…

Q: Five hundred people have purchased raffle tickets. What is the probability that he or she will not…

A:

Q: In a math class with 19 students, a test was given the same day that an assignment was due. There…

A:

Q: n a town, a pediatric nurse is concerned about the number of children who have strep throat during…

A: Given data The number of children living in town are 3492  out of them 623 of them have step throat

Q: 71% of all Americans are home owners. If 37 Americans are randomly selected, find the probability…

A: The random variable home owners follow binomial distribution. The probability value is 0.71. The…

Q: In a classroom survey, 18 out of 30 students reported that they have a car. What is the probability…

A:

Q: My friends owns 21 tapes. I want to help her randomly arrange 10 of them in a tape rack. What is the…

A: Given data my friend owns 21 tapes. I want to help her randomly by arranging 10 of them in tape…

Q: A physics class has 40 students.  Of these, 17 students are physics majors and 15 students are…

A: Given ,A physics class has 40 students . 17 students are physics majors15 students are female .So…