Pollsters are concerned about declining levels of cooperation among persons contacted in surveys.A pollster contacts 94 people in the 18-21 age bracket and finds that 80 of them respond and 14 refuse to respond.When 285 people in the 22-29 age bracket are contacted,265 respond and 20 refuse to respond.Assume that 1 of the 379 people is randomly selected .Find the probability of getting someone in the 22-29 age bracket or someone who does not respond.Report the answer as a percent rounded to one decimal place accuracy. P(22-29 or does not respond)=

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

A: Answer:- From the above information we can construct below table,  Age Respond(agreed) Refuse to…

Q: Based on a smartphone survey, assume that 42% of adults with smartphones use them in theaters. In a…

A: Given, P=42% of people of people use smartphones in theatres. no. of people use smartphones in…

Q: A rainstorm in Portland, Oregon, has wiped out the electricity in about 5% of the households in the…

A: see below

Q: Find the probability of getting someone in the 18-21 age bracket or someone who agreed to respond.…

A: From the information given the contingency table is,   Respond Refuse Total 18 - 21 age 67 12…

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

A:

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

A: Total number of people who responded = Number of people in 18-21 bracket who does not responded…

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

A: From the provided information, The table can be constructed as:     Respond Refuse to…

Q: A zoo has a collection of 400 flamingos. 180 of these flamingos are red. One day, a fence blew down…

A: Given : A zoo has a collection of 400 flamingos. 180 of these flamingos are red.

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

A: Given data is shown in the below table.

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

A: The given information is represented in the below table:

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

A:

Q: According to estimates, 0.3 percent of residents in a given city own dogs. Calculate the likelihood…

A: The question is about discrete prob. distribution Given : Prob. that residents in a city own a dog (…

Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…

A: We have the probability of choosing a red chip from a bucket is 0.4

Q: The tickets in a box have an average value of 75, and the SD is 10. Twenty-five draws are made at…

A:

Q: A student has a 30% chance of getting a particular professor for a class. What are the odds of…

A: From the provided information, There is 30% chance a student getting a particular professor for a…

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

A: The given information is represented in the below table:

Q: . Find the probability of getting someone in the 22-29 age bracket or someone who refused to…

A: Given that A pollster contacts 90 people in the 18-21 age bracket and finds that 76 of them respond…

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

A: Given Information: A pollster contacts 73 people in the 18-21 age bracket and finds that 62 of them…

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

A: Given Total response 357

Q: In a survey of consumers aged 12 and​ older, respondents were asked how many cell phones were in use…

A: Given: Number of respondents answered none = 208 Number of respondents answered one = 295 Number of…

Q: In 2017, 39.2% of the total email messages is spam. If 59 email messages from 2017 are randomly…

A: From the given information ,39.2% of the total email messages is spam .ie, P(success) = p = 39.2% =…

Q: Based on a​ poll, among adults who regret getting​ tattoos, 12​% say that they were too young when…

A:

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

A: Contingency table Agreed = ARefused = BTotal18-21 age = C861510122-29 age = D20934243Total29549344

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

A:

Q: In a survey of consumers aged 12 and​ older, respondents were asked how many cell phones were in use…

A:

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

A: GIVEN: Age Responds Refuse to respond Total 18-21 70 12 82 22-29 240 19 259 Total 310 31…

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

A: agree to respond refuse to respond total 18-21 year 67 12 79 22-29 year 262 18 280 total 329…

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

A: age respond refuse total 18-21 82 15 97 22-29 239 29 268 total 321 44 365

Q: The probability that an adult possesses a credit card is .65. A researcher selects two adults at…

A: P(posseses credit card ) = p = 0.65 So q  =1-p = 0.35 Select two at random

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

A: It is given that, among 77 people in the 18-21 age bracket 65 of them respond and 12 refuse to…

Q: In one Introductory Statistics class, the probability that a student will pass the first test is…

A: events: A: pass first test  B: pass second test   P(A) = 0.55         P(A') = 1 - 0.55 = 0.45 P(B|A)…

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

A: given data age Respond refuse to respond total 18-21 89 16 105 22-29 233 19 252 total 322…

Q: Show that the expected value of îN is p.

A: Given that p denote the probability that someone aupports the policy. And X denote the nunber of…

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

A:

Q: Organ Donors USA Today provided information about a survey of 5100 adult Internet users. Of the…

A: There are 100 adults who are randomly selected from each state and the District of Columbia.

Q: I want my estimate to be accurate, I want the error of pN to be small. How many people should I poll…

A: Given that - Suppose you want to find out how many people support Policy X. A standard polling…

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

A: Given:     Respond Refused to respond Total Age Bracket 18-21 67 12 79   22-29 249 27 276…

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

A: Given information is tabulated below:

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.