An employee at the metropolitan museum of art surveyed a random sample of 150 visitors to the museum of those visitors 45 people bought food at the cafeteria based on those results how many people out of 1750 visitors to the museum would be expected to buy food from the cafeteria

Q: Percent of Government Employees Who Would Consider Working in Another Country City A City B |City C…

A: We will use given data to find the answer.

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: to 100 3. Eating Out A restaurant association says the typical household in the United States spends…

A: Given that  Let X denotes the a restaurant association that typical household in the United States…

Q: Nolan surveyed 7 teachers from each academic department at school. Each department has an equal…

A: Given: 7 teachers from each academic department surveyed Each department has an equal number of…

Q: n choose the appropriate test and name the​ population(s). A researcher asks a random sample of 200…

A: When the variable of interest is categorical in nature, it indicates that we are dealing with the…

Q: In preparing a report on the economy, we need to estimate the percentage of business that plan to…

A:

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: A sample has SS= 20 and s? = 4. How many scores are in the sample?

A: Six scores are in the sample.

Q: A study wanted to test whether the twins have the same level of intelligence. A sample of 9 twins…

A: Given: Sample size for Twin-1 n1 = 9 Sample size for Twin-2 n2 = 9 Twin-1 130 95 100 125 120 130…

Q: A sample consists of the following n = 6 scores: -2, 3, -3, 1, -3, 4 What is the Z-score for the raw…

A: Given data set is -2,3,-3,1,-3,4sample size(n)=6

Q: f) Let z be the value of the test statistic. Give the correct decision rule at a = 0.05 level of…

A: sample size, n = 120 30 learners reported that they smoke Proportion of learners who reported that…

Q: At a Karaoke night, Darren arbitrarily assigned each singer a score from 1 to 5 on how “lively” the…

A: The study, in which the subjects are simply measured for a defined attribute, without having been…

Q: Running heart rate - Jose is a physician who is researching to what extent running affects heart…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: recent study reported that 12% of people toss away about half of what they buy at the grocery store.…

A: From the given information we conduct Z test for proportion.

Q: The University of Colorado conducted a Halloween candy consumption study. The researchers measured…

A: The descriptive statistics is conducted using EXCEL. The software procedure is given below: Enter…

Q: A government agency computed the proportion of U.S. residents who lived in each of four geographic…

A: For the given data State the Hypotheses

Q: Health insurance benefits vary by the size of the company (the Henry J. Kaiser Family Foundation…

A: a:For the given data, the chi-square test for association is appropriate.Null Hypothesis:H0: The…

Q: In this type of questionnaire, the researcher records the responses but is not in the same location…

A: For this kind of questionnaire, the respondents receive it via mail from the researcher, who they…

Q: A pollster wishes to estimate the proportion of United States voters who favor capital punishment.…

A:

Q: We asked students in our class about the reading time per day. We got 57 responses (the sample size…

A: given data n = 57x = 4390% ci for p

Q: It can be said that a sample is representative of the population. What is meant by this?

A: It is given that the statement about to the sample.

Q: a. What value should we expect for our sample proportion?

A: Let p be the population proportion of high school seniors who have a driver's license.Given that,

Q: A sample has SS= 20 and s2 =4. How many scores are in the sample?

A:

Q: A research group wishes to determine the number of families not eating three times a day in Metro…

A: A population is a collection of all observations or elements with at least one attribute in common.…

Q: For the next items, identity the appropriate statistical test that will be utilized in hypothesis…

A: Here we have two Independent groups i.e. Conservatives and Liberals. For both the groups , we are…

Q: a) What is the population and what is the sample in this study? (b) What is the variable of interest…

A: It is given that an analyst like to know what kind of cars people are driving in Fredericton. Sample…

Q: A researcher conducted a paired samples study to investigate whether local car dealers tend to…

A: Given :

Q: How many males were surveyed?

A: It is given that Total = 516 Number of females = 259 Number of males = 257

Q: Snoop Incorporated is a firm that does market surveys. The Rollum Sound Company hired Snoop to study…

A: Unanswered parts:   Level of significance:   Given that the level of significance is 1%. Thus, the…

Q: Ahamed opened a restaurant 5 years ago, he made a survey of how the people rated his food according…

A: Note! Hi there! Thank you for the question. As there are multiple sub parts, according to our policy…

Q: In how many ways can a statistician select a sample of 15 people from a population of 90 people?

A: Given,A statistician select a sample of 15 people from a population of 90 people.

Q: A report shows that 32% of citizens want to move out of theirneighborhood. An alderman wants to test…

A: The objective of the question is to identify the appropriate statistical test to determine if the…

Q: 15. Fifty-two volunteers participated in an experiment to investigate the effect of noise on…

A: The given experiment has no control group. Hence, it is clear that the control group and…

Q: A research group conducted an extensive survey of 3181 wage and salaried workers on issues ranging…

A:

Q: What constitutes each pair in a paired sample?

A: Paired t-test: The paired t-test, also known as the “dependent t-test”, is a statistical procedure…

Q: 61.9% O 26.9% O 45.2%

A: Given, sample size(n)  = number of women in the study  = 650 175 out of 650 women said that they…

Q: What kind of statistical test should be used to test the consumer group's research goal, assuming…

A: We have used the excel data analysis to run the ANOVA analysis.

Q: What is the mode for this data set

A: The data that has the highest frequency is called mode. In other words, it is the most frequent…

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: In 2013, 46% of high school students tried a tobacco product. From a survey of 500 randomly…

A: Given : Population proportion =46% n=500

Q: In a sample of 500 parts produced by a grinding machine, 396 parts were defective. A test is…

A: given:   Sample size n = 500 Number of defective parts = x = 396

Q: a newspaper article claims that the average age for people who recieve food stamps is 35 years. You…

A: Given that, A newspaper article claims that the average age for people who receive food stamps is 35…

Q: Which two-way frequency table could represent the data?

A: here given , In a random survey, 2020 seventh graders and 3232 eighth graders are asked their…

Q: A J.D. Power and Associates vehicle quality survey asked new owners a variety of questions about…

A: The given data is as follows:Quality ratingSome HSHS GradSome CollegeCollege…

Q: Recherchers conducted two surveys about teens are their use of social media. The First survey asked…

A: Here we use the proportion concept.  P = x / n Pooled proportion formula P(cap) = ( x1+ x2) / ( n1+…

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.