A survey on campus revealed that 77% of the students felt that a new attendance policy was unfair. If a student is randomly asked to give an opinion of the new attendance policy, find the probability that the student will either think it's fair or have no opinion.

Q: The probability that the supermarket will stop selling cereal is

A:

Q: A financial analyst believes that if interest rates decrease in a given period, then the…

A: Let event A denotes that the interest rates will decrease in a given period And event B denotes that…

Q: Dana Hills High School was considering going back to campus rather than remote instruction for the…

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

Q: What is the probability a car with an alarm system had a CD player?

A: Define some events A : car had CD player. B : car had alarm system. Given that P(A) = 0.64, P(B) =…

Q: then the probability that a randomly selected student who has passed the course is a science student…

A: Let us define some events A : student is of science. B : student is of business. C : student is of…

Q: At Riyadh 5% of all students play football and basketball, 32% of all students play football. What…

A: Let , A=all students play foot ballB=all students play basket ballgiven,P(A∩B)=0.05P(A)=0.32

Q: Sixty percent of the tourists in London go to Buckingham Palace and forty percent visit Kensington…

A: Solution: Let A be the  event that tourists in London go to Buckingham Place. and B be the event…

Q: Given that you picked a white raspberry, what is the probability that the chocolate is from box 1?

A: Given:

Q: enerally results in an increase in the probability of the othe

A: In hypothesis testing, a type I error occurs when the null hypothesis (Ho) is rejected when it is…

Q: Statistics Canada data for 2011 shows that the number of residents in Edmonton between the ages 20…

A: The total number of residents between the ages 20 and 34 was 159445.

Q: What is the probability of grade 10 students joining basketball? *

A: Here use given venn diagram  Basketball = B Volleyball = A

Q: If the probability that an individual with a Bachelor Degree in Underwater Basket-weaving will be…

A: Given that the probability that an individual with a Bachelor Degree in Underwater Basket-weaving…

Q: Given that a random student plays music, what is the probability that the student does not play…

A: It is given that the number of students play music is 18+5 = 23.

Q: What is the probability that Joanne will pass only one of her courses?

A: Let us define some events A : Joanne will pass Biology B : Joanne will pass English. It is given…

Q: A teen magazine surveyed 9th grade students about their favorite sport. The table shows the data for…

A: Given data: The total numbers of students are n=405. The numbers of male students are m=200. The…

Q: A poll showed that 50% of Americans say they believe that life exists elsewhere in the galaxy. What…

A: here given , A poll showed that 50% of Americans say they believe that life exists elsewhere in the…

Q: What is the probability that the household does not own a cell phone or a computer?

A: Here Given  Two Events P= Household has a cell phone  C=Household has a computer

Q: A probability based on equally likely outcomes is called a __________ probability.

A:

Q: Given that a Condo is purchased, what is the probability the mortgage is Adjustable?

A: The given summarized table is, From the table,  The probability of condo is purchased is,

Q: A survey at a restaurant in small western town yielded the data below: travelers : married 27,…

A: General formula of probability is ,  Probability = Number of favorable outcomesTotal outcomes

Q: A physician said that 42 percent of his patients have allergic reaction to antihistamine. What is…

A:

Q: A medication states that the odds of having an allergic reaction are 1 in 50. What is that…

A: Given, odds of having an allergic reaction are 1 in 50. Therefore, The probability of having…

Q: If the probability of being hit by lightning is 1 in 1,000,000, what is the probability of not…

A: Given that , P (being hit by lightning) = 1/1000000 =0.000001

Q: According to a 2009 Reader's Digest article, people throw away about 13% of what they buy at the…

A: We have given that  Sample size n= 153 , p=13%=0.13

Q: A medication states that the odds of having an allergic reaction are 2 in 200. What is that…

A: A medication states that the odds of having an allergic reaction are 2 in 200.

Q: The table below shows the preferred mode of transportation for individuals in town A by age group.If…

A: According to the provided information, the total mode of transportation is (751 + 756  + 315 = 1822)

Q: In a recent year, 304 of the approximately 300,000,000 people in the United States were struck by…

A: a. In a recent year, 304 of 300,000,000 people in the United States were struck by lightning.

Q: A recent survey reported that 69% of Americans approve of human embryonic stem cell research. If an…

A: Given : Let A be the event of  Americans approve of human embryonic stem cell research. p ( A ) =…

Q: Out of a survey of 400 customers, under the assumption that 0.5 is the correct proportion, what is…

A: From the provided information, Sample size (n) = 400 Proportion (p) = 0.5

Q: In a technology company, it is known that the average of network failure is 3 per week. What is the…

A: Let X denote the number of failures per week.  It is given that Average number of failures per week…

Q: What is the probability of selecting a student whose favorite sport is skiing? What is the…

A: Note : According to our guidelines we are solving only first three sub-parts of a question and the…

Q: A politician running for Senate in California claims that only 34% of Californians approve of the…

A: Obtain the probability that more than 40% of those surveyed approve of the competitor. The…

Q: The US population is 13% African American. If Americans, a) what is the probability that the sample…

A: Given: Population Proportion=p=0.13 sample size=n=500

Q: In the past 20 races, there was two A-class horses to participate in each race. And there was ten…

A: two A class horses participate in each race but only one can win championship. and out of 20 races…

Q: = a girl plays soccer, what is the probability that she also plays basketball?

A: Given, To find the probability of a girl plays soccer and also plays basketball

Q: A medication  statest that the  odds of having an allergic  reaction are 1 in 50.  What is that…

A: Given that the odds of having an allergic  reaction are 1 in 50  So the probability is = 1/50 = 0.02…

Q: A survey of executives revealed that 35 percent sign of them regularly read The Wall Street Journal,…

A:

Q: In a technology company, it is known that the average of network failure is 2 per week. What is the…

A: Let X denote the number of failures per week.  It is given that Average number of failures = 2

Q: An oil company conducts a geological study that indicates that an exploratory oil well should have a…

A:

Q: A new county hospital is attempting to determine whether it needs to add a particular specialist to…

A: The given data are: Probability of patient being sick is 5% Total number of patients coming on each…

Q: An online fashion show features an advertisement for a clothing line brand. According to a marketing…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the probability that a shopper will check prices online but not use online coupons or a…

A: Venn diagram uses circle to represent a set. The overlapping portions of circles represents the…

Q: A convenience store estimated that 22% of its customers come in to buy milk. What is the probability…

A:

Q: A market research organization surveyed 102 people and found that 73 of them would like more…

A: GivenThe total number of people the market research organization surveyed = 102 The total number of…

Q: A survey revealed that 36% of people are entertained by reading books, 30% are entertained by…

A: Let us denote B=reading bookT=wating TVgiven that n(B)=36%=0.36, n(T)=30%=0.30, n(B and T)=11%=0.11

Q: The US population is 13% African American.  If you were to take a SRS of 500 Americans, what is the…

A: It is given that the sample size n is 500 and p hat = 0.13.

Q: A Gallup poll found that 73.2% of people in the US believe in hell. What is the probability that a…

A: Given that  A Gallup poll found that 73.2% of people in the US believe in hell  P(Believe in hell) =…

Q: A CNN/USA Today/Gallup poll in April 2005 reported that 75% of adult Americans were satisfied with…

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.