Claim: Most adults would erase all of their personal information online if they could. A software firm survey of 446 randomly selected adults showed that 63​% of them would erase all of their personal information online if they could. Find the value of the test statistic.   The value of the test statistic is ??

Q: According to past reports 51% of employees own a car. In a random sample of 106 employees, how many…

A: Total no.of employees(n)= 106 The percentage of employees own a car(p)= 0.51

Q: The cost of your electricity bill for the last five months are as follows:$54, $36, $80, $65, and…

A:

Q: find the test value used to test the claim that the proportion of jellyfish stings at jones beach is…

A: Given, Sample size = 696 Sample proportion = 0.30   The null and alternative hypothesis is:

Q: According to a Gallup poll taken on September 10th, 1998, 31% of a sample of adults thought that…

A: Sample size = sample size is the number of completed responses your survey receives or (randomly…

Q: We would like to know: "What percentage of college students read the college newspaper every day?"…

A: There are two ways to draw conclusion about a population.

Q: According to a polling organization, 23% of adults in a large region consider themselves to be…

A: Provided information is, According to polling organization, 23% of adults in a large region consider…

Q: You want to know what percentage of students own pets at your university. In asking 10 random…

A: In an observational study, researcher observes the individuals and measure the outcomes. In this…

Q: Determine the sample proportion. It has been determined with 95% confidence that the proportion of…

A:

Q: Nationally, 83% of Americans have earned a high school diploma.  We want to see if the proportion of…

A: We have to find sample proportion.

Q: According to past reports 48% of employees own a car. In a random sample of 250 employees, how many…

A: Total no.of employees=250 The percentage of employees own a car=0.48

Q: ​Claim: Most adults would erase all of their personal information online if they could. A software…

A: Introduction:Denote p as the true proportion of adults who would erase all of their personal…

Q: What is the most important thing to remember when choosing a sample? a. Samples should be chosen at…

A: We have given that the statement about to the sample. It is a part of population.

Q: How to determine if a sample is small or large? In my homework, the sample size is 66. The answer in…

A: Note: Hey there! Thank you for posting the question! Sometimes a sample cannot be determined as a…

Q: A student would like to estimate the average number of text messages sent by cell-phone users in a…

A:

Q: The owner of a local bar specializing in alternative music wanted to determine the average age of…

A: t 95% confidence level, the z value is 1.96 which can be obtained by using the standard normal…

Q: In a survey of 1346 adults in a country, 53% said the country's leader should release all medical…

A: A study in which the researcher observes the subjects without any control over the treatments is…

Q: fragrance free laundry soap.

A: To test the percentage of customers who prefer fragrance free laundry soap.   This can be done using…

Q: You plan to conduct a survey to estimate the percentage of adults who have had chickenpox. Find the…

A: It is needed to find the number of people who must be surveyed if one wants to be 93% confident that…

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: An ice hockey team is considering changing their team name and mascot and would like to measure city…

A: A voluntary response survey is the sample made up of people who choose to participate on their own.

Q: Use the sample data and confidence level given below to complete parts​ (a) through​ (d). A research…

A: It is given that n = 1,005 and x = 520.

Q: 29 randomly selected students were asked the number of movies they watched the previous week. The…

A: Frequency distribution is a table that display the observations and the frequencies of each of the…

Q: An undergraduate advisor thinks that 12% of all students who took a particular Intro Stats course…

A: From the provided information, An undergraduate advisor thinks that 12% of all students who took a…

Q: Researchers at a drug company are testing the duration of a new pain reliever. The drug is normally…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: According the April 12, 2017 Pew Research survey, 58% of Americans approve of U.S. missile strikes…

A: (3) Determine whether the normal approximation can be used with the given distribution or not?…

Q: According to the Pew Research Center, 14% of adults rate basketball as their favorite sport. Your…

A: The proportion of adults who rate basketball as their favorite sport in the general population is…

Q: A researcher wants to do a study to see what the proportion of vaccinated people is in a certain…

A:

Q: A middle school wanted to examine if students' sense of school belongingness increased after…

A: From the given information, the variables are students sense of the school belongingness and the…

Q: America OnLine published a survey question. Among the 2,300 Internet users who responded, 20%…

A: From the given information, America OnLine published a survey question. Among the 2,300 Internet…

Q: We'd like to know the percentage of people living in California who owns a cell phone. How many…

A: It is given that margin of error (E) is 0.04 and the confidence level is 0.95.

Q: If you know the p-value for a one-sided test is 0.0080, using the same statistics you used for the…

A: Answer:- Given, The p-value for a one-sided test is 0.0080. We know that "The two-tail p-value is…

Q: To assess attitudes towards issues that affect the residents of a town, the town randomly chose 500…

A: Given data: Sample size (n) = 500 families Town received (x) = 370 completed surveys

Q: A researcher would like to estimate the proportion of home-based businesses owned by women. What is…

A: Confidence interval = 80 % Margin of error = 2.4% We have to find the sample size = ?

Q: You are the operations manager for an airline and you are considering a higher fare level for…

A: Given,margin of error(E)=0.025Assume sample proportion(p^)=0.5α=1-0.90=0.1α2=0.05Z0.05=1.645   (from…

Q: You are the operations manager for an airline and you are considering a higher fare level for…

A: The random variable X follows binomial distribution. The confidence level is 90%. The margin of…

Q: You are the operations manager for an airline and you are considering a higher fare level for…

A:

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.