Among registered voters nationally, 40% identify as Independent. 30% identify as Democrat, and 30% identify as Republican. In the 2020 presidential election, 65% of Independents think Joe Biden won, 90% of Democrats think he won, and 35% of Republicans think Biden won. If a registered voter is randomly selected, what is the probability he/she thinks Joe Biden won?

Q: na ceratin village in Kenya, 8% of the inhibitants have malaria. If 5 inhabitants of the village are…

A: Given, p =  8% = 0.08 n = 5 q = 1-0.08 = 0.92 To find : P(at least one of them having maleria) We…

Q: 5. At Jaxlyn's Garage, 200 cars were inspected and repaired. There were 92 cars that needed new…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes of the…

Q: a. Consider 15 couples in which both members of each couple carry the A-T gene. What is the…

A:

Q: A group of coffee drinkers were asked if they prefer their coffee black or with cream and/or sugar…

A: There are 26+64+12+23 = 125 respondents. Out of them 12 drinks black decaf coffee.

Q: It was estimated that 30% of all seniors on a campus were seriously concerned about employment…

A: Let us denote: E=seriously concerned about employment prospects G= seriously concerned about grades,…

Q: A car manufacturer keeps a database of all the cars that are available for sale at all the…

A: We have to find given probability.

Q: If a randomly selected female student abstains from​ alcohol, what is the probability she attends a…

A: Given info: 20.4% of women attending all-women colleges abstained from alcohol, compared to 17.7% of…

Q: In a company survey of 1000 skiers and bikers it is found that 80% like skiing and 60% like biking.…

A:

Q: A consumer organization estimates that over a​ 1-year period 18​% of cars will need to be repaired​…

A: It is given that, P(repaired once)=0.18 P(repaired twice)=0.05 and P(three or more repairs)=0.04.

Q: An insurance company has the following data on its customers: 80% of customers insure one car 10% of…

A: Given Data; P( one car)=0.8 P( motorcycle)=0.1 P( One car and Motorcycle)=0.05

Q: (a) If one of the participants is selected at random, what is the probability that he or she favors…

A: According to the answering guidelines,  we can answer only three subparts of a question and the rest…

Q: In a government aid program, the following data is collected. Of the people who attend the program,…

A: We have to find out given probabiity..

Q: Q3) A statistics class for engineers consists of 25 industrial, 10 mechanical, 10 electrical, and 8…

A: Given data: Total number of engineers = 25+10+10+8 = 53

Q: Given that 58% of all gold dealers believe next year will be a good one to speculate in South…

A:

Q: A survey was conducted of 200 students at SUNY WCC, asking them “Do you smoke?” Results are shown in…

A: We have given that the data of 200 students of their personal interest that is smoking. There are…

Q: Students in a school were surveyed about their study habits. Forty-two percent of students said they…

A: Let weeknight = A and weekends=B P(A∩B) =42100=2150 P(B) =47100 P(A∪B) = 65100=1320 P(A) =? (have to…

Q: Prior to a municipal election, a public-opinion poll determined that the probability of each of the…

A:

Q: In a factory which manufactures bolts, machines A, B and C manufacture 25%, 35 % and 40 % of the…

A: Given that in a factory which manufactures bolts, machines A, B and C manufacture 25%, 35% and 40%…

Q: A teacher of a class of 25 students is trying to decide whether her class will play soccer, or…

A:

Q: What is the probability of selecting a public school if you choose one school at random from the…

A: The probability of selecting a public school if you choose one school at random from the data can be…

Q: About 10% of the population of a large country is hopelessly romantic. a) If two people are…

A: According to the provided data, the probability of any individual being hopelessly romantic is 10%,…

Q: Fifty percent of all technical assistants would like to have a PC. Eighty percent of all technical…

A: Given Information: 50% of all technical assistants would like to have a PC. That is PPC=0.50 80% of…

Q: In a survey of 7780 workers, the following question was asked: How often are you late for work? A…

A: Topic-probability

Q: In a certain Soccer League, there are 23 boys from Orange County Soccer Club, 13 girls from Orange…

A:

Q: What is the probability of selecting a family that has either a Visa card or an American Express…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: The probability of union of two sets are given as, P(A or B) = P(A) + P(B) – P(A and B).

Q: a) What is the probability that exactly two of the selected bulbs are rated 23-watt? b) What is the…

A: nCr=n!r!n-r!   6 lightbulbs are 13 watt,5 are rated 18 watt,6 are rated 23 watt. 3 bulbs are…

Q: A small tool‑and‑die shop manufactures kneuter valves. A shipment of 1515 valves to a Swedish…

A:

Q: A firm offers routine physical examinations as part of a health service program for its employees.…

A: See the handwritten solution

Q: If you randomly select a letter from the phrase "I like to swim at the recreation pavilion," what is…

A: Here the given phrase is ,  "I like to swim at the recreation pavilion". Total number of letters in…

Q: A small tool‑and‑die shop manufactures kneuter valves. A shipment of 1515 valves to a Swedish…

A:

Q: Computer keyboard failures can be attributed to electrical defects or mechanical defects. A repair…

A: Given data:     The total number of failed keyboards are: n=25 The number of electric defects failed…

Q: The Political Action Club has surveyed 270 students on your campus regarding the relationship…

A:

Q: A Harris Interactive survey for Inter- Continental Hotels & Resorts asked respondents,       “When…

A: a) 23% of the respondents stick with their tour group  So, p = 0.23 size of the sample, n=6…

Q: In a random survey of students concerning student activities, 32 engineering majors, 26 business…

A:

Q: An internet job recruitment company, Companyl, claims on their website that their company doubles…

A:

Q: what is the probability of randomly choosing a black sock or a small sock from a drawer in which…

A: Given query is to find the probability of randomly choosing a black sock or a small sock.

Q: it is estimated that 4800 of the 24,000 voting residents of a town are against a new sales tax. If…

A: Given: Number of residents against a new sales tax (x)= 4800 Total voting residents (N)=24000

Q: In a certain Soccer League, there are 23 boys from Orange County Soccer Club, 13 girls from Orange…

A:

Q: Given that 58% of all gold dealers believe next year will be a good one to speculate in South…

A:

Q: a) What is the probability that a randomly chosen male respondent or his partner has blue eyes? b)…

A: HERE GIVEN CONTIGENCY TABLE OF COLOR OF EYES OF MALE AND HIS PARTER AS PER POLICY I  HAVE CALCULATED…

Q: The proportions of blood phenotypes A, B, AB, and O in the population of all Caucasians in the…

A: From the provided information, P (A) = 0.40, P (B) = 0.11, P (AB) = 0.04 and P (O) = 0.45

Q: 3) If my Halloween candy bag contains 4 Reese's, 6 bags of Skittles, and 30 other pieces of candy,…

A: We have to find given probability.

Q: A small tool‑and‑die shop manufactures kneuter valves. A shipment of 15 valves to a Swedish…

A:

Q: 1,000 people were sampled to pick a card which contained a color and symbol. 350 people in total…

A:

Q: For the age group 40-59, what is the probability of ending up in Intensive Therapy for each of the…

A: If the probability of getting selected for each outcome is equal then such outcomes can be termed as…

Q: Use the table below to find the chance that a randomly selected person on the student government…

A:

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.