In an outer space survey, 62 out of 70 participants claimed to believe that life on other planets is plausible. Based on an Ipsos survey, 79% of adults believe life on other planets is plausible. a. Use the range rule of thumb to identify the limits separating values that are significantly low and those that are significantly high. Based on the results, is the 62 that claimed to believe life on other planets is plausible significantly high? b. Find the probability of exactly 62 participants believing life on other planets is plausible.

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: According to the National Center for Education Statistics, 17% of all people in the United States,…

A:

Q: How many individuals are described in this table? How many females were among the respondents? The…

A: Given that Opinion Female Male Almost no chance 138 106 Some chance but probably not 162…

Q: 7.a What is the expected number of vehicles per household for residents of Ann Arbor? Provide an…

A: E[x] =∑xP(x)

Q: Before the first attempt to clone an animal, the scientist was asked to assess the probability that…

A: Relative frequency definition of probability: The relative frequency of an event is defined as the…

Q: Based on a smartphone​ survey, assume that 51​% of adults with smartphones use them in theaters. In…

A:

Q: . 10% Chance B. 11% Chance C. 12% Chance D. 17% Chance

A: We have to use the data given in table and basic probability theory to get the probabilities.

Q: An insurance company says there is a 77% likelihood that you will be responsible for a car accident…

A: p = 0.77 n = 320 million  ==============================

Q: Female Male Opinion Almost no chance 106 85 Some chance but probably not 138 168 A 50-50 chance 460…

A: Hi,  the question has multiple sub-parts. As per the guidelines i am obliged to answer first parts…

Q: The LA county board of education regularly collects data on student SAT scores and classifies these…

A: Multple Regression analysis is the corret answer because SAT score is dependent on two or more…

Q: Based on a smartphone survey, assume that 56% of adults with smartphones use them in theaters. In a…

A: Given information- We have given a problem of binomial distribution. We have given that 56% of…

Q: In a poll conducted on February 3 through 18 in 2021  41% of the United States was found to be…

A: From the provided information,41% of the United States was found to be Independent in political…

Q: The National Longitudinal Study of Adolescent Health interviewed several thousand teens (grades 7 to…

A: To find out how many individuals are described in this table, we need to sum up all the entries in…

Q: The Cincinnati Enquirer reported that, in the United States, 60% of adults and 82% of youths ages 12…

A: Let X be a random variable following normal distribution with mean μ and variance σ2, i.e.,…

Q: 10.2% of the population is 65 or older. Find the probability that the following number of persons…

A: According to the given information, we have Sample size, n = 20

Q: Based on a smartphone survey, assume that 40% of adults with smartphones use them in theaters. In a…

A: Given proportion of adults using smartphones in theatres = p = 0.40.the total adults with smart…

Q: According to a 2017 report, 53% of college graduates in a state had student loans. Suppose a random…

A: Given that N=140

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

A:

Q: The National Longitudinal Study of Adolescent Health interviewed several thousand teens (grades 7 to…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: A national survey of 1600 adult citizens of a nation found that 22% dreaded Valentine's Day. The…

A:

Q: Test whether a majority of Kansas residents planned to set off fireworks on July 4th. In other…

A: Testing of population proportion is used here which is a binomial test that compare a proportion of…

Q: The National Longitudinal Study of Adolescent Health interviewed several thousand teens (grades / to…

A: The given data is, Opinion Female Male Almost no chance 139 86 Some chance but probably not…

Q: Assume the readings on thermometers are normally distributed with a mean of 0°C and a standard…

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

Q: Based on a​ poll, among adults who regret getting​ tattoos, 23% say that they were too young when…

A: Givenp=0.23n=10x~Binomial(n=10,p=0.23)P(X=x)=(nx)×px×(1-p)n-x     ; x=0,1,...,n

Q: Based on a smartphone survey, assume that 60% of adults with smartphones use them in theaters. In a…

A:

Q: According to a government statistical​ organization, the unemployment rate for workers aged 22 to 25…

A: Given data: p = 5.7% Sample size (n) = 90 To find: a. What is the probability that 6 or fewer will…

Q: B. If the gondola is filled with 25 randomly selected skiers, what is the probability that their…

A: Central Limit Theorem for mean: If a random sample of size n is taken from a population having mean…

Q: 4.41. Which of the following is a measure dispersion? a. Median b. Mode c. Average d. Interquartile…

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

Q: How many individuals are described in this table? How many females were among the respondents? The…

A: We have given that the National Longitudinal Study of Adolescent Health interviewed several thousand…

Q: How many individuals are described in this table? How many females were among the respondents?…

A: 1) The number of individuals described in the table are 4902. 2) Number of females in the…

Q: A literature professor decides to give a 10-question true - false quiz to determine who has read an…

A: b.From the given information, observed that a literature professor decides to give a 10-question…

Q: The WKU Herald reported that many students are unhappy with the cancellation of Spring Break. A…

A: Solution: Given information: n= 66 Sample size  p= 0.12 population proportion

Q: According to CTIA, 41% of all U.S. households are wireless-only households (no landline). Choose…

A: From the provided information, 41% of all U.S. households are wireless-only households (no landline)…

Q: a Pew research center surveyed ask adults in the United States which technology would be very hard…

A: Necessary conditions for binomial experiment: For each trial, there are only two possible…