The table below displays the results of a survey of 72 people in an office building on whether or not they favor a smoking ban in the cafeteria. Gender Smoking Ban?   Favor Oppose Female 28 9 1 Male 25 6 3                                                                       No Opinion   What is the probability a randomly chosen person Favors the smoking ban? Round to the nearest whole percentage.

Q: A group of students consisting of 20 males and 20 females were selected to participate in a research…

A: The number of female students is 20. Thus, the total number of students is 20+20 = 40.

Q: Briefly discuss the four probability-based sample methods.

A: Probability based sampling methods: The 4 probability-based sampling methods are given below:…

Q: A building has thirteen floors. Someone boarding the elevator on the first floor has an equal…

A: As given that , A building has 13 floors , Someone boarding the elevator on the first floor has an…

Q: You have the following information about voters attending a political meeting: Pop. Size Probability…

A: Given: Contingency Table

Q: Suppose a random sample of 932 athletes from the college are asked the results of the survey. major…

A: Given, Random sample of 932 athletes from the college are asked what their major is. Outcome…

Q: You toss three coins one time. What is the sample space? How would you complete the probability…

A: Given that  A coin tossed 3 times

Q: 4. Sampling Probability Assume that 53% of Americans believe that the pandemic will end by…

A: Note: As per the instructions, solving first three subparts. Kindly repost the remaining questions…

Q: When purchasing bulk orders of batteries, a toy manufacturer uses this acceptance sampling plan:…

A: Binomial distribution: In a series of n independent trials, for each trial if the probability of…

Q: A standard deck of cards contains 52 cards, with 13 cards of each suit. Four cards will be dealt off…

A: Given that  Total cards = 52 There are 4 suit and each suit has 13 cards Note : nCr = n! / {r! * (n…

Q: 135 fitness center members were asked if they run and if they lift weights. The results are shown in…

A: We have to find probability  that participant lifts weights

Q: Cans of food, stacked in a warehouse, are sampledto determine the proportion of damaged cans.…

A: From the given information, the cans of food is stacked in a warehouse are sampled to determine the…

Q: 448 students from UC Berkeley are surveyed about whether they are from Northern California, South…

A:

Q: Answer the question. In a certain town, 10% of people commute to work by bicycle. If a person is…

A:

Q: What is the probability a randomly chosen person Favors the smoking ban? Round to the nearest whole…

A: Total sample size, n  = 72 Number of people who favor the smoking ban = 28 + 25 = 53

Q: Assume that​ 15% of students at a university wear contact lenses. We randomly pick 200 students.…

A: Given,Population,proportion,,Number of sample,,Using formula,,Z-score =

Q: Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. A…

A:

Q: What is the probability the spinner will land on an unshaded region? 12.5% 33% 37.5% 50%

A: Given spinner is,

Q: A random sample of 1908 Texas government employees were selected for a study on race. The table…

A: Given,Sample size, n = 1908Frequency distribution table is,Outcome Observed Frequency…

Q: The probability they are Female AND got Over a 3.0?  _____________ use 4 decimals   The…

A: Solution: The tabular information given in the question is:   Over 3.0  2.0 - 3.0  Under 2.0…

Q: Ashland, 26,000 .649 .222 ,083 OR You randomly choose one attendee to speak with about his or her…

A: We have given that a probability distribution table of a voters attending a political meeting.

Q: In a hospital emergency room, 220 patients had strokes over the course of a year, and 100 of these…

A: From the provided information, Sample size (n) = 220 From which 100 patients survived.

Q: Kathryn has classes 4 days a week. She attends the class 4 days a week 60% of the time, 3 days 20%…

A: Given: Kathryn has classes 4 days a week.  She attends the class 4 days a week 60% of the time, 3…

Q: A​ multiple-choice test has five​ questions, each with five choices for the answer. Only one of the…

A: From the provided information, A​ multiple-choice test has five​ questions, each with five choices…

Q: In the United States, 40% of the population has brown eyes. If 15 people are randomly chosen, what…

A:

Q: A university dean is interested in determining the proportion of students who receive some financial…

A:

Q: pose that 45% of people nationwide support capital punishment. If we take a sample from the…

A: 45% of people nationwide support capital punishment. Sample proportion is  p = 0.45

Q: Each month, the census bureau mails survey forms to 250,000 households asking questions about the…

A: In the collection of the data, we can choose any method to collect. We can interview, we can mail,…

Q: WEIGHT LOSS EXAMPLE Being overweight may have many negative health consequences.  A weight…

A:

Q: Multiple Choice Question Identify the type of sampling used in the following scenario: To get…

A: # Identify the type of sampling used in the following scenario:? To get reactions about a new type…

Q: The Mars candy company states that 20% of all milk chocolate M&Ms are blue. In a sample of 80 M&Ms,…

A:

Q: A  survey was done to see which platform people prefer the most.    Facebook Instagram Snapchat…

A: Let us take the probability of choosing someone who prefers Instagram as P(A) and the probability of…

Q: A car dealership has 8 ​red, 14 ​silver, and 5 black cars on the lot. Ten cars are randomly chosen…

A: Given,no.of red cars=8no.of silver cars=14no.of black cars=5Total no.of cars=27

Q: The contingency table shows the distribution for Males and Females with respect to political party…

A:

Q: Who Has Pierced Ears? Yes 19 84 103 Gender Male Female Total type your answer... No 71 14 type your…

A: Given data is:-GenderYesNoTotalMale197190Female84488Total10375178

Q: degree. er "yes" or "no." You then calculate the percentage to your supervisor.

A: Bbv

Q: The General Social Survey asked women how many children they had. The results are in the table…

A: Given tha, the General Social Survey asked women how many children they had. The results are in the…

Q: survey was given to adult residents in a particular city. It found that 29% of the residents…

A:

Q: In the United States, 40% of the population has brown eyes. If 15 people are randomly chosen, what…

A:

Q: Construct all random samples consisting of three observations from the given data. List all the…

A: Given Information: No. of samples (x)=05 Let, x1=83x2=86x3=89x4=92x5=95

Q: The CEO of an airline estimates that 15% of all flights arrive late. How many flights must he…

A: Given Information: Proportion p=0.15 Confidence level = 96% = 0.96 Significance level α=1-0.96=0.04…

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.