In a town of 10000 families it was found that 40% of families buy newspaper A, 20% family buy newspaper B, 10% family buy newspaper C, 5% family buy newspaper A and B, 3% family buy newspaper B and C and 4% family buy newspaper A and C. If 2% family buy all the newspaper. Find the number of families which buy Number of families which buy all three newspapers. Number of families which buy None of A, B, C

Q: There are two roads between towns A and B. There are three roads between towns B and C. How many…

A: There are two roads between towns A and B, and three roads between towns B and C. The number of…

Q: Two students want to determine whose paper airplane model can fly the farthest. To put their models…

A: CL=90% CI for mean diff. (B-A) in flight distance is (-11.08 inches, 91.08 inches).

Q: Suppose that an outfit consists of a shirt and a pair of pants. If you have 4 different shirts and 3…

A:

Q: A class has 17 ​students, of which 3 are seniors. How many committees of size 3 can be…

A: Crn=n!(n-r)!r! where 0≤r≤n

Q: Bryan had some apples. He put 1/3 of the apples and another 4 into basket A, 1/3 of the remaining…

A: Let Bryan had x apples. He put 1/3 of the apples and another 4 into basket A, i.e. x3+4 apples in…

Q: The women’s shoe comes in sizes 5, 6, 7, 8, 9, and 10 and the men’s shoe comes in sizes 8, 9, 10,…

A:

Q: A birthday cake is to have two layers of cake separated by a layer of icing, with another layer of…

A: Given information: The number of layers is 2. The number of kinds of cake is 5. The number of types…

Q: Coach William divides his pupils into two groups, P and Q. 40% of the pupils are in Group P. 75% of…

A: Formula: n% of the value x = n100x If a statement holds for n% of elements then it does not hold for…

Q: All the vipers at the Vennsylvania Zoo are colored either violet or vermillion.

A:

Q: A donut store has 10 different types of donuts. You can only buy a bag of 3 of them, where each…

A: A donut store has 10 different types of donuts. You can only buy a bag of 3 of them, where each…

Q: 50% of the students in a school were boys. 20% of the boys and 2/3 as many girls as boys took part…

A: As 50% are boys in the school so left 50% is girls which imply number of boys and number of girls…

Q: In a survey it was found that 21 people liked product A, 26 liked product B and29 liked product C.…

A: Let A, B, and C be the set of people who like product A, B, and C respectively.  Now since 21 people…

Q: Answer the following question. Sammy the Seahawk filled 49 packages with big and/or small pens. When…

A: Given the total number of packages =49 Each package is filled with either big pens or small pens.…

Q: John has 9 boxes of apples. Each box holds 12 apples. If 6 of the boxes are full, and 3 of the boxes…

A:

Q: Suppose 60 percent of the customers at Pizza Palooza order a square pizza, 80 percent order a soft…

A: Given Data: Let X represent the event of ordering a square pizza Let S represent the event of…

Q: Suppose you have a choice of ten TV sets that can be matched with any of six DVR players and eight…

A: Multiplication rule of counting: If a task consists of a sequence of choices in which there are ‘a’…

Q: How many different baseball bating line ups are possible if the coach wants to put one of the three…

A:

Q: You have 20 pennies, 30 nickels, and 40 dimes. Assume that the pennies are identical, the nickels…

A:

Q: A manager has 4 people that can play any of positions. How many

A: In the given situation, there are 4 people that can play any of positions. That is, there are 4…

Q: An experiment is designed to see whether 3rd graders can write faster with a pen or pencil. Four…

A:

Q: A track coach needs to select 2 students from each grade level to cre- ate a board of…

A:

Q: A marketing company did a survey to find out what kinds of soda people drink. The survey found that…

A:

Q: What percentage of the students surveyed are education majors or mathematics majors?

A: We have given that the sample size 200. P( education majors) = 16% = 0.16 P( mathematics majors ) =…

Q: provided table, the education information and incomes of 73,736 people are given. The rows are…

A: 4 Probability of a person having income below 50000  = (13106+18490)/73736 =0.4285

Q: It is made up of 100 dinars. 100 dinars are distributed on the category of a person. Each man…

A:

Q: In a volleyball training session, the coach needs to have 10 players standing in a row. Among these…

A: permutation is an arrangement or ordering of a number of distinct objects.

Q: A philanthropist, on his free day, seeks to visit an orphanage from the seven orphanages he supports…

A: Given information No of orphanages = 7 No of elementary school = 10 No of care homes = 8

Q: A married couple decides to have a party. The husband has 8 friends and the wife has 9 friends.…

A: Solution: Given information: Husband has 8 friends  Wife has 9 friends  Total friends = 8+9= 17

Q: In a group of 80 people, 50% of them like Summer season, 70% of them like Winter season. If each…

A:

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.