Weight and Overweight. The data is summarized in the following table. If one of the hundred aults is randomly selected: a) What is the probability that they are 56+ or overweighted? b) What is the probability that they are underweighted or normal weighted? c) Is it correct to say that a randomly selected adult is 1.2 times as likely to be an overweighted as underweighted? Justify your answer.

Q: The police reported that 78% of the drivers stopped on suspicion of drunk driving are given a breath…

A: a)

Q: The Ugandan police reported that 78% of the drivers stopped on suspicion of drunk driving are given…

A: The Ugandan police reported that 78% of the drivers stopped on suspicion of drunk driving are given…

Q: Among the 20 solar collectors on display at a trade show, 16 are flat-plate collectors and the…

A: Solution: a. Let X be the number of solar collectors will be flat-plate collectors. From the given…

Q: 1. list the sample space S using the letters D for defective and N for non-defective computers,…

A: Here given,   computer teacher told you that the 6 computers in the separate computer room contains…

Q: (b) The number of meteors found by a radar system in any 30-second interval underspecified…

A: It is an important part of statistics. It is widely used.

Q: Based on a​ poll, ​63% of Internet users are more careful about personal information when using a…

A: Let us denote X=the number of internet users who are careful about personal information when using a…

Q: The lifetime of a AAA battery is normally distributed with mean µ= 26.5 hours and standard eviation…

A:

Q: In a brand recognition study, 842 consumers knew of MicroSoft, and 23 did not. Use these results to…

A: Probability = number of favourable outcome/ total number of outcomes

Q: Find the indicated probability. Ford Motor Company found out that 94% of the car's airbags are…

A: Given info: Ford Motor Company found out that 94% of the car's airbags are acceptable and 6% are…

Q: Consider the experiment of randomly selecting a teenager from the population of teenagers aged 14 to…

A: According to the answering guidelines, we can answer only one question at a time with 3 subparts and…

Q: Suppose ten observations are selected randomly with replacement from the dataset. Using answer in…

A:

Q: 1) If the management wants to give free gifts to at most 10% of the customers, what should the…

A: The amount is given by x = u + z0.1σ x = 400 + 1.282 x 30x = 438.46

Q: Of all the weld failures in a certain assembly, 85% of them occur in the weld metal itself, and the…

A: Given, Sample size, n = 20 85% weld failures occur in weld metal and 15% weld failures occur in base…

Q: In a survey of 1485 people, 973 people said they voted in a recent presidential election. Voting…

A:

Q: In a survey of U.S. adults with a sample size of 2094​, 370 said Franklin Roosevelt was the best…

A:

Q: Assume that the probability of a being bor sample of 1168 volunteers. Find the most likely number of…

A: Solution

Q: Based on a​ poll, 69​% of Internet users are more careful about personal information when using a…

A: Given Data Probability of success,p = 0.69 Probability of failure,q=(1- 0.69 )= 0.31…

Q: The number of meteors found by a radar system in any 30-second interval under specified conditions…

A:

Q: The following contingency table gives the results of a sample survey of South African male & female…

A: Given data :   Car Bus Taxi Total No. of Females 50 100 10 160 No. of Male 75 95 70 240…

Q: Given a population of 5 and a sample size of 3, what is the tota possible random samples that can be…

A: Given:  Population size, N = 5  Sample size, n = 3  The total number of random samples that can be…

Q: If 2 of 20 tires are defective and 6 them are randomly chosen for inspection. What is the…

A: GivenTotal no.of tires(N)=20No.of tires are chosen(n)=6No.of tires are…

Q: If 200 Honda Accords are randomly selected, approximately how many of them will have the braking…

A: Given data,μ=45σ=0.5

Q: In a survey that asked 89 people to indicate the reasons why they do not go to the gym, 59 responded…

A: In a survey that asked 89 people to indicate the reasons why they do not go to the gym, 59 responded…

Q: The Club reports that among individuals in the 28 to 32 age, 35% are football fans. If 200 people of…

A: We have given that p = 35% = 0.35 n = 200

Q: Based on a​ poll, 68​% of Internet users are more careful about personal information when using a…

A: p=0.68  _________________________ P(x≥1) = ?

Q: Among 350 randomly selected drivers in the 16 – 18 age bracket, 307 were in a car crash in the last…

A:

Q: 15,000 cans of sardines are filled by a machine every hour, among which 500 underfilled cans are…

A: Given that: 15,000 cans of sardines are filled by a machine every hour, among which 500 underfilled…

Q: Based on a​ poll, 68​% of Internet users are more careful about personal information when using a…

A:

Q: The Delaware tourism board selected a simple random sample of 50 full-service restaurants located…

A: Given information: The population mean and population standard deviation are 99.2 and 20.5,…

Q: Of the 217 airports available for public use in Belgium, 132 are paved. For a simple random sample…

A: Given that  Airports available for public use in Belgium = 217 Airports paved = 132 Now, Proportion…

Q: According to a national Safety Councilreport, up to 78% of automobile collisions are a result of…

A: Introduction to binomial distribution: Consider a random experiment involving n independent trials,…

Q: The table below shows data from a survey on weight classification for smokers and nonsmokers.…

A: According to the provided information,   Underweight Normal Overweight Non-smoker 37 543 1358…

Q: Based on a poll , among adults who regret getting tattoos , 20 % say that they were too young when…

A:

Q: G. What is the probability that a randomly selected person from this study did not use the patch to…

A:

Q: he probability that a subject was a stude al media was not important? draw on the table to show your…

A: Topic:- probability

Q: Based on a poll , among adults who regret getting tattoos , 30 % say that the too young when they…

A: Given, p=30% = 0.3 n=5 q=1-p=1-0.3=0.7

Q: Among 400 randomly selected drivers in the 20-24 age bracket , 8 were in a car crash in the last…

A:

Q: A manufacturing company performs a​ quality-control analysis on the ceramic tile it produces.…

A:

Q: The following contingency table shows the cross tabulation of data collected for a company that was…

A: The number of females is 60.

Q: In a test of a gender selection technique, results consisted of 237 baby girls and 19 baby boys.…

A:

Q: According to Information Resources, which publishes data on market share for various products, Oreos…

A: Given information: Oreos control about 10% of the market for cookie brands. Suppose 20 purchasers of…

Q: In a certain year, 14,617 professional train pushers are diagnosed with carpal tunnel.  The top…

A: From the provided information, Total professional train pushers which are diagnosed with carpal…

Q: Based on data from AMSC Online Instruction project, 77% of adult learners use social network sites.…

A: The probability of getting adult learners who uses the social network is 77%. The events of…

Q: A manufacturing company performs a​ quality-control analysis on the ceramic tile it produces.…

A:

Q: According to a survey, the distribution of graduate science students in doctorate-granting…

A: Given Information: Field Frequency Physical sciences 34.7 Environmental sciences 11.1…

Q: In a survey of 1002 people, 640 people said they voted in a recent presidential election. Voting…

A: Given that, n = 1002, p = 0.61 (a) Check the conditions of normal approximation to binomial: Here,…

Q: The number of meteors found by a radar system in any 30-second interval under specified conditions…

A: The Poisson distribution is used to calculate the probability of getting r number of…

Q: A manufacturing company performs a quality-control analysis on the ceramic tile it produces. Suppose…

A: Total tiles = 16 Defective tiles = 7 If 5 tiles are sampled at randomly then probability that…

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.