Results of a survey of fifty students indicate that 30 like red jelly​ beans, 29 like green jelly​ beans, and 17 like both red and green jelly beans. How many of the students surveyed like red or green jelly​ beans?

Q: 4. Based on the survey conducted to 1200 respondents, I out of 3 Filipinos can't live without cell…

A:

Q: In a shipment of 10 items where 3 are defective. In how many ways can you receive 4 items where 2…

A:

Q: You must select 3 individuals from a group of 5 for a conference. How many teams of 3 might you…

A:

Q: How many possible results are there that A finished the first, B finished the second, and C finished…

A: SIX STUDENTS ARE SELECTED TO RUN 100 METER SPRINT. ASSUME THAT THEY ARE EQUALLY GOOD AND RESULT ARE…

Q: An ice-skating rink inspects 25 pairs of skates and finds 2 pairs to be defective. rink has 150…

A: Given       an ice -skating rink inspects 25 pairs of skates…

Q: A survey of 202 persons was conducted at TCC, and it was found that 83 persons carried a cell phone,…

A: It is given that, A survey was conducted over 202 people out of which No. of person who carried a…

Q: In order to conduct an experiment, 5 subjects are randomly selected from a group of 45 subjects. How…

A: It has been provided, Number of subjects that are randomly chosen (r) = 5 Total subjects (n) = 45

Q: Ex: An experimenter partitions a field into 64 same lots. Experimenter uses 5 different seeds, 3…

A: Given, No of Lots = 64 no of seeds = 5 no of pesticides = 3  no of fertilizers = 4

Q: At the college of science department in a university, 150 were surveyed and 20 of them were found to…

A:

Q: n a survey of 42 people, 16 liked country music, five people liked country and rap, 17 people liked…

A: Given that there are total 42 people, in which people who liked country music is 16, total number of…

Q: A race has 10 runners. In how many ways can the first three places be decided?

A: Here use combination

Q: In a survey of middle school students, 70% play basketball and 40% play basketball and football. Of…

A:

Q: A student must answer 3 out of 5 essay questions on a test. In how many different ways can the…

A: A student must answer 3 out of 5 essay questions on a test. In how many different ways can the…

Q: how many combinations are possible? assume the items are distinct. 16 items chosen 16 at a time

A: Only one combination is possible.

Q: How many ways can a researcher select 5 rats from 10 rats and assign each to a different test?

A: It is given a researcher select 5 rats from 10 rats and assign each to a different test.

Q: In a survey of 84 baseball fans in. NYC, 46 were fans of the Mets, 56 were fans of the Yankees and…

A:

Q: Question1:-If 6 seats are empty in a train box and two man entered in this coach than they seated…

A: Hi there! Thanks for the questions, since there are multiple questions we have solved the first…

Q: In survey about movie preferences, a total of 82 students turned in their survey forms. The result…

A: It is a simple arithmetic problem where I used Venn - Diagram to solve it.

Q: In a survey of 400 students in a school, 100 were listed as taking applejuice, 150 as taking orange…

A:

Q: In a survey at a local university, 25% of students say that they get less than the recommended eight…

A: Given  Total students = 3900 Percentage of Students get less than the recommended eight hours of…

Q: An urn contains 12 numbered balls, of which 6 are black, and 6 are white.  A sample of 6 balls is…

A: Number of ways of selecting a sample of 6 balls from 12 balls is given by: 126 = 12!6! x (12-6)!…

Q: Among a group of people, 57% liked purple, 12% liked yellow and 9% liked blue. 7% liked both purple…

A: Percentage of People that liked Purple: 57% Percentage of People that liked Yellow: 12% Percentage…

Q: In a survey of 60 people, it was found that 25 people read newspaper H, 26 read newspaper T, 26 read…

A:

Q: in a math test , 368 students from a scool took a  test , the scores   are 5,10,18,26 and 31 . find…

A: First calculate mean and standard deviation of the sample scores .  The sample size is n=5. The…

Q: how many different ways can 15 runners finish in the first five places of a race?

A: It is given that n is 15 and r is 5.

Q: In a survey of 260 students, it is found that 78 like broccoli, 103 like cauliflower, and 56 like…

A: We will solve it by Venn diagram Let A be the set who like broccoli and B be the set who like…

Q: In the Sanatorium For Acute Intellectual Malnutrition, a nourishing twelve course Christmas Exam is…

A: Given: n = 20 To find: The number of orphans who will on average end up without a test given that…

Q: In a recent Gallup poll, 1003 randomly selected adults in the United States were asked if they have…

A: According to the provided information, 1003 randomly selected adults in the United States were asked…

Q: n order to conduct an​ experiment, 5 subjects are randomly selected from a group of 40 subjects.…

A: Given data, Total number of subjects n=40 Number of randomly selected subjects r=5 How many…

Q: Consider a group of N people. If everyone shakes hands with everyone else, how many handshakes take…

A: The number of people in a group is N.

Q: How many ways to choose 4 out of the 10 candidates to be sent to a conference?

A: Combination Rule: The arrangement of r objects from n different objects is given by:

Q: How many combinations are possible? assume the Items are distinct. 5 items chosen 2 at a time

A: C(n,r) = n! /{r! (n-r)!}

Q: At a restaurant 52 people were asked in a survey if they eat meat, fish, or both. Of those adults 10…

A: We can make a Venn diagram and clearly see from there.

Q: The “Top Three” at a racetrack consists of picking the correct order of the first three horses in a…

A:

Q: A survey is given to 95 members at the local gym and found that 56 members are taking Rock Climbing…

A: R = Rock Climbing Y = Yoga

Q: In order to conduct an experiment, 4 subjects are randomly selected from a group of 47 subjects. How…

A:

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

A:

Q: Example 6. In a survey of 500 students in a college 180 were listed as drinking Tea, 275 as drinking…

A: Let T=students in a college were drinking TeaC=students in a college were drinking…

Q: A survey was conducted at UP Manila where 80 students were randomly asked whether they liked…

A:

Q: In order to conduct an​ experiment, 4 subjects are randomly selected from a group of 49 subjects.…

A: Given data, Number of subjects that are randomly chosen (r) = 4 Total subjects (n) = 49  How many…

Q: In a survey of 600 students in a school, 150 students were found to be taking tea and 225 taking…

A:

Q: In order to conduct an​ experiment, 5 subjects are randomly selected from a group of 50 subjects.…

A: According to the provided information, 5 subjects are randomly selected from a group of 50 subjects.…

Q: How children in the exposed group have the number of finger-wrist taps in the dominant many hands…

A: Reviewing information, 2 groups are given with box plot

Q: A survey was conducted at University where 80 students were randomly asked whether they liked…

A:

Q: A researcher wanted to test eight specific drugs and he had enough animals to test five drugs. How…

A: Given that a researcher wanted to test eight specific drugs and he had enough animals to test five…

Q: A speech class teacher is going to rank five different speeches from 12 available speeches. In how…

A: Given that  A class teacher is going to rank five different speeches from12 available speeches. We…

Q: A survey of 200 families showed that 50 used Brand A soap, 110 used Brand B soap and 40 used both…

A: 4th option is correct

Q: In a survey of 3367 adults aged 57 through 85​ years, it was found that 84.2​% of them used at least…

A: A survey of 3,367 adults aged 57 through 85​ years. There is 84.2​% of them used at least one…

Q: Out of 500 people in a room, 200 of them are wearing red shirts. Of the people wearing red shirts,…

A: Total number of people in the room n= 500 People wearinng red shirt, r=200

Q: 2. A survey of 100 students revealed that 82 were in Math and 65 were in English. How many students…

A: A survey of 100 students revealed that 82 were in Math 65 were in English.   We have to find how…

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.