In a survey of college students, it was found that 72 owned a tablet 99 owned a laptop 87 owned a gaming system 45 owned a tablet and a laptop 50 owned a tablet and a gaming system 55 owned a laptop and a gaming system 30 owned all three  5 owned none of these   Find the number of students that were surveyed. The number is ???

Q: In a survey of 143 pet owners, 86 said they own a dog, and 55 said they own a cat. 42 said they own…

A: The total pet owners is n = 143.

Q: Ina survey on beverages, 80 people like Coca Cola, 60 like Pepsi, 50 like Lemonade. 30 like Coca…

A:

Q: A survey was given asking whether people like dogs and/or cats. 180 said they like dogs 162 said…

A: From the provided information, Number of people who like dogs n(D) = 180 Number of people who like…

Q: 130 students ate breakfast. 175 students ate lunch. 271 students ate dinner. 65 students ate…

A:

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A:

Q: A box contains 2 purple marbles, 2 blue marbles, 3 green marbles, and 5 red marbles. R B R R R R…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: A college radio station surveyed 603 incoming freshmen to see how many like rock music, how many…

A:

Q: Select the correct answer. Neil donated 30 notebooks to a local school and Ronald donated 20…

A: Explanation of the answer is as follows

Q: A survey of 50 people finds: 13 like Coke. 9 like Sprite. 8 like Root Beer. 5 like Coke and Sprite.…

A:

Q: survey of 100 students at New England College showed the following: 47 take English. 49 take…

A: From venn diagram, It can be solved easily. N= 100

Q: At a community college, a survey was taken to determine where students study on campus. Of the 270…

A: Given: Total number of student surveyed: 270Student in Library: 167Student in Cafeteria: 130Student…

Q: At a community college, a survey was taken to determine where students study on campus. Of the 260…

A: Recall: n(A∪B)=n(A)+n(B)-n(A∩B)

Q: people in a race, including Patrick and D´ıdac. We record the ranking of each participant. (a) Does…

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

Q: A survey was given asking whether they watch movies at home from Netflix, Redbox, or a video store.…

A:

Q: At least one meal in the cafeteria?  students (b) Exactly one meal in the cafeteria?  students (c)…

A:

Q: A company surveyed employees about how they travel to work. • 47 employees walked 63 employees drove…

A: Given problem:- A company surveyed employees about how they travel to work. • 47 employees walked…

Q: 110 people are surveyed about their pets. The results are shown in the table. Which statement is…

A: Percentage

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A: Define B as breakfast, L as lunch, and D as dinner.   The Venn diagram for the given is given below…

Q: A college food court surveyed 683 students to see how many drink milk, how many drink tea, and how…

A: We have to solve the problem

Q: At a community college, a survey was taken to determine where students study on campus. Of the 270…

A: Venn diagram is a diagram which shows the logical relation between the sets.

Q: There are 25 students in Mrs.​ Pietz's fifth grade class at an international school. All of the…

A: Given ,          Total no of students=25         No of students can speak English=18        No…

Q: 20 fifth graders compete in a spelling bee. If there is a gold medal, silver medal, and bronze medal…

A: We have  Medals = 3 Positions = 3

Q: A survey was given to 247 people asking whether people like dogs and/or cats. 148 said they like…

A: Given information 148 like dogs 132 like cats 56 don’t like cats or dogs  Venn Diagram

Q: A survey of 240 families showed that 91 had a dog, 70 had a cat, 31 had a dog and a cat, 91 had…

A: Given that, a survey of 240 families showed that 91 had a dog; 70 had a cat; 31 had a dog and a cat;…

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A:

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A:

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A: Let B= Number of students who ate breakfast Let D = Number of students who ate Dinner Let L = Number…

Q: In how many possible ways can Juan answer an 8-item matching type quiz if there are also 10 choices…

A:

Q: At a community college, a survey was taken to determine where students study on campus. Of the 270…

A: Given: Out of 270 students, 167 studied in library, 130 studied in cafeteria, 79 studied in both the…

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A: n(B) = 127 students ate breakfast.n(L) = 178 students ate lunch.n(D) = 279 students ate…

Q: George believes the Art Club students at his school have an unfair advantage in being assigned to…

A:

Q: A bag contains colored toke 3 tokens are red. 12 tokens are blue. 1 tokens is green. A token will be…

A: Given query is to find the probability of selected token to be a blue.

Q: At a community college, a survey was taken to determine where students study on campus. Of the 270…

A:

Q: A survey was given to 344 people asking whether people like dogs and/or cats. 167 said they like…

A: Let n(A): donates the number of people like event A. given n(dogs)=167 n(cats)=170 n(don't likes…

Q: Given a group of students: G={Allen, Brenda, Chad, Dorothy, Eric} or G {A, B, C, D, E}, count the…

A: Allen=BoyBrenda=girlChad=boyDorothy=girlEric=boySo the set for boy={A, C, E} and the set for…

Q: In a survey of 200 members of a local sports club 100 members indicated they they plan to attend the…

A: Denote by U the universal set, by S the set of members indicated that they plan to attend the next…

Q: All freshmen in the survey- (a) How many of the freshmen like exactly one of the three types of…

A: Given :

Q: A survey was given asking whether people like dogs and/or cats. 123 said they like dogs 185 said…

A: Given that n(D)= number of people who like dogs=123 n(C)=number of people who like cats=185 n(D and…

Q: 130 students ate breakfast.

A:

Q: A drug trial had 696 participants. A survey was taken to determine how many had dizziness as a side…

A: A drug trial had 696 participants. A survey was taken to determine how many had dizziness as a side…

Q: School administrators asked a group of students and teachers which of two school logo ideas, logo A…

A: Introduction :- We are given four statements about the data. We have to find which statement is…

Q: A survey of 1,193 tourists visiting Orlando was taken. Of those surveyed: 252 tourists had visited…

A: Given 43 tourists had visited all three theme parks.

Q: Jake has a bag of 50 beads, some of which are blue and the remaining are green. Jake randomly pulls…

A: From the provided information, Jake has a bag of 50 beads, some of which are blue and the remaining…

Q: 25. In a tennis tournament with 18 players, how many possible matchups (one-on-one) are there?

A:

Q: Let ? represent the difference between the number of heads and the number of tails when a coin is…

A: Given: A coin is tossed 44 times. n=44p=0.5 Consider X represents the difference between the number…

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…

Q: 12 samples of different pastries are on display as customers leave a bakery, they are told that they…

A: We know that number of ways of selecting r things out of n things = Crn There are 12 samples of…

Q: To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and…

A:

Q: A survey of 1,010 tourists visiting Orlando was taken. Of those surveyed: 257 tourists had visited…

A: Denote Magic Kingdom by M LEGOLAND by L Universal Studios by U.

Q: In a survey, 200 restaurants were asked to select which of the following options were on their menu:…

A: Total number of resturant = 200 Number of resturant serves tacos n(A) = 98 Number of resturant…

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.