Suppose that 75% of adults agree that, while downloading music from the Internet and then selling it is piracy and should be prohibited, downloading for personal use is an innocent act and should not be prohibited. We'll take a random sample of 30 adults and ask if they agree with the statement. Then the sampling distribution of the sample proportion of people who answer yes to the question is:

Q: What is the method of the sampling when the marketing manager for an electronics chain store wants…

A: stratified sampling Stratified sampling :- When we have Homogenous distinguishable sub-groups. Then…

Q: Consider a family with three children. Using a tree diagram to find the sample space for the gender…

A: Given: 3 children in the family

Q: You may need to use the appropriate technology to answer this question. A large corporation sends…

A: given that, A B C D 1 5 17 19 13 6 18 3 9 4 10 12 14 2 20 6 15 11 16 7

Q: You may need to use the appropriate technology to answer this question. A large corporation sends…

A: Let us perform a One-Way ANOVA in Excel:Step 1: State the hypotheses.Claim:Is there a significant…

Q: entering your work cafeteria and are approached by an individual to participate in their study by…

A: Given that  You are entering your work cafeteria and are approached by an individual to participate…

Q: If we have a statistical community with only six vocabulary, and you need to choose a sample of only…

A: Given that, in a statistical community there are six vocabulary and we need to choose three sample…

Q: When a researcher who is studying "serious tennis players" asks 200 people if they qualify as this…

A: In the following problem Convenience Sampling is to be used

Q: in a simple random sample of 25 companies, 23 have both twitter and facebook accounts. can we…

A:

Q: Of the 300 students that I will send surveys to, how many between the ages of 18 and 24 should I…

A: her given there are total 1500 students in college  35% between the ages of 18 and 24,   that is…

Q: In a large high school, 37% of the teachers believe that five minutes is not enough time for…

A: 37% teacher and 89% students believes that 5 minutes is not enough Now : 28 teachers and 100…

Q: In a large high school, 37% of the teachers believe that five minutes is not enough time for…

A: From the given data select the correct choice

Q: A population consist of 5, 10, 15, 20, 25. Consider the sample of size 2 that can be drawn from this…

A: Given : Population consist of 5,10,15,20,25 Population size : N = 5 sample size : n =2 We want to…

Q: A survey of students living in a high-rise residence is to be conducted. The residence has 10…

A: Here it is a two stage sampling because there is randomization in the two stages. First…

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

A: Simple random sampling: In simple random sampling, each unit in the population has equal chance of…

Q: In an experiment, if persons are assigned randomly to experimental and control groups, then the…

A: There are two samples, one is for experimental groups and the other is for control groups. It is…

Q: A random sample is biased if the observations were conducted independently and at random. True False

A: We know that biased sample is a sample in which all individuals or units not equally likely to have…

Q: Which of the following methods helps reduce sampling bias? O a. Take a random sample from a…

A: It is needed to find the method that reduces sampling bias.

Q: is a sampling considered biased?

A: We know that The sampling method is called biased when it favors some outcomes over the others…

Q: Online gamers are divided into different age groups. A random sample from each group is selected and…

A: From the given information we want to know method of sampling.

Q: 4. A sample mean has a z= +1.0 on the sampling distribution created from the population of…

A:

Q: A veterinary epidemiologist wishes to investigate the use of antibiotics on cattle farms in a city.…

A: 4 types of sampling 1: simple random sampling  * Random selection from population to make sample.…

Q: . When an accurate and complete list of the population is not available, a sampling will suffer…

A: We want to tell you, which one is the correct choice.

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: A student wishes to see if at her school the proportion of underclassmen who do not have have a job…

A: Given,n1=257 , x1=55n2=288  ,  x2=45p^1=x1n1p^1=55257=0.21401p^2=x2n2p^2=45288=0.15625pooled…

Q: The XYZ Corporation is interested in possible differences in days worked by salaried employees in…

A: applying one way ANOVA on above data:   Mean n Std. Dev Variances budgets 257.4 5 11.7388…

Q: ppose that 97% of Monarch butterflies migrate to Mexico in winter. What is the smallest sample size…

A: Given data, 97% of Monarch butterflies migrate to Mexico in winter p=97%=0.97 What is the smallest…

Q: A governmental agency computed the proportion of violent crimes in the United States in a particular…

A: Null and alternative hypotheses: Null hypothesis: The null hypothesis is a statement which indicates…

Q: 2. There were a variety of random sampling techniques introduced in this chapter including:…

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

Q: A student is conducting research on people’s favorite genre of movies. The students select the first…

A: Given :  A student is conducting research on people’s favorite genre of movies. The students select…

Q: suppose that 25% of HU students have two cellphones. If we take a random sample of 500 students,…

A: The sampling distribution of sample proportion is the distribution of sample proportions where the…

Q: Poor Middle Class Well-to-do Total Investigation 30 10 200 A 160 120 40 300 B 140 150 50 500 Total…

A:

Q: 1 out of every 10 fish have blue on them. If you were to take a random sample of 60 fish, what is…

A: Let X denote the number of blue fish out of n = 60 fish. Let p denote the probability of getting…

Q: In what situations the cluster sampling be preferred?

A:

Q: You may need to use the appropriate appendix table or technology to answer this question. IQ scores…

A: Given: μ = 85 σ = 16 Formula Used: Z = X-μσ

Q: A test of the effectiveness of a new curriculum could begin by dividing an area by school district,…

A: Here we have given the sampling scheme, We have to identify which of the random sampling scheme is…

Q: Which of the following are sources of sampling error and which are sources of nonsampling error?

A: Sampling errors are the errors that are arises due to fact that samples are taken to infer the…

Q: 4a. Suppose that 35% of senior citizens have a social media account. If we survey 150 senior…

A: The question is about sampling distribution Given : Prop. of senior citizens have a social media…

Q: Suppose you are the president of the student government. You wish to conduct a survey to determine…

A: The systematic sampling method is the method in which the sample point is selected at a regular…

Q: A coach is interested in how many slam dunks the average college freshman at his university can do.…

A: Population:Population consists of the complete subjects that are included in the study for making…