A. Thinking out of the Box: Sampling Methods Outside the box: Write your thoughts and ideas using different real life samples to support your answer Inside the box. Write your thoughts and ideas of the guide question in the box using the different concepts you have search in the internet.
Q: Health insurance benefits vary by the size of the company. The sample data below show the number of…
A: The Chi-square test is also known as the test of goodness of fit. Because it enables us to ascertain…
Q: In 2015, Addison Group and Kelton surveyed the work preferences and attitudes of 1006 working adults…
A: Data is given for observed frequency : We have to calculate chi-square value :
Q: What percent of the department faculty have 15 or more years of service? swer: ماما % If a member of…
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Q: Kari wants to do an experiment to see if class level (freshman, sophomore, etc.) affects total…
A: An experiment can be repeated multiple times and it has well-defined possible outcomes.
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A: We have to find the median .
Q: Use critical thinking to list at least three things wrong with this survey. Explain fully using…
A: Given information: The results of online survey are given.
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A: We have to find sample proportion.
Q: Tony Zamora, a real estate investor, has just moved to Clarksville and wants to learn about the…
A: Step 1:b. To compute the row percentages, we'll calculate the percentage of each cell value relative…
Q: coronary bypass surgery: the agency for Healthcare research and quality reported that 53% of people…
A: As Prof. N. G. Das said "Let there are n trials and each having two outcomes - Success and Failure.…
Q: lease answer question a and replace the sample section of 20 with 30.
A: Given Information: Sample size n=20 Mean μ=1.8 Standard deviation σ=0.5
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A: It is required to make a segmented bar chart showing the relationship between age and the status of…
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Q: questio Delow. (a) Here are the prices (in thousands) for 9 houses for sale in a local neighborhood:…
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Henry conducts a survey at his middle school to determine the students' favorite after-school…
A: There are four main types of probability sample. Simple random sample: In this, every member of the…
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Q: A local politician running for school board wants to know where he is ranked in the polls before the…
A: This question is part of sampling methods for political party. Since it is rarely possible to poll…
Q: A school principal surveys 4 freshman, 4 sophomores, 4 juniors, and 4 seniors. For the situation…
A: We have to find correct answer for given data....
Q: Holiday Blues. A poll was conducted by Opinion Research Corporation to estimate the proportions of…
A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
Q: PART A: How many of the students in Landon’s class are at least 65 inches tall? Show or explain how…
A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks First we will…
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: Paleontology students went on a dig for fossils. The following data set contains the number of…
A: Given n=12 students X=10,13, 9, 50, 16, 13, 22, 18, 20, 14, 19, 12
Q: Inga, Kai, and Jason volunteer in the school library. They want to find the average number of pages…
A: If we go by Inga's way, we'll end up having 100 books ONLY from the history section. It will give us…
Q: n an effort to gauge how the country's population feels about the immigration, researchers…
A: Please find the explanation below. Thank you.
Q: The histogram below gives the length of service of members of the Department of Biology at a…
A: Given data : No of years faculty 0 - 5 5 5 - 10 11 10 - 15 10 15 - 20 2 20 - 25 11…
Q: i. Find the sample mean and sample standard deviation for the floor exercise scores in the…
A: "Since you have posted multiple subparts, we will solve the first three subparts for you. To get…
Q: The data set shows the numbers of flowers that students on a field trip correctly identified. What…
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Q: Let A = 1 -1 -S 1 -S 1 S 1 Study how the nullspace of A, denoted Nul A depends on the parameter s.…
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Q: Medical Marijuana? An international poll of physicians was conducted on the New England Journal of…
A: a. In a poll conducted on the physicians which asked about “Do you believe that the overall…
Q: Determine what the key terms refer to in the following study. An insurance company would like to…
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Q: Food services sent a survey to student, faculty, and staff in order to understand the lunch…
A: Given that, Food services sent a survey to student, faculty, and staff in order to understand the…
Q: What Sampling Technique should be used? Read the following research situations, CHOOSE 1 and…
A: Given information: The investigator is specially interested to identify the sampling technique used…
Q: The floor exercise is a commonly shared event between the Women’s and Men’s Artistic Gymnastics…
A: i)
Q: Is there any bias in the survey question? Explain What do you think would help students pay…
A: Given survey question: What do you think would help students pay attention in class?
Q: The number of degrees of freedom for a test of independence is equal to the sample size minus one.…
A: We have given that the statement:- The number of degrees of freedom for a test of independence is…
Q: Medical Marijuana? An international poll of physicians was conducted on the New England Journal of…
A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…
Q: In 1993, presidential candidate Ross Perot appeared on television to voice his opinions on…
A: A voluntary response sample is the sample in which all the participants participate in the study…
Q: For this discussion, you will come up with an example of a situation in which two means would need…
A: Describe a possible study that could be conducted to compare two groups means:
Q: What is the best way to answer each of the questions below: a survey, an experiment, or an…
A: In survey we collect data from from predefined group for a specific purpose. In our example the…
Q: Historically, the industries with the most complaints to the Better Business Bureau have been banks,…
A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts. In case…
Q: A website posts evaluations on airlines. It posts the most positive and the most negative comments…
A: For the given statement
Q: At a school several teachers were holding a contest to see which class could earn the most trivia…
A: Given in a school several teachers were holding a contest to see which class could earn the most…
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- Holiday Blues. A poll was conducted by Opinion Research Corporation to estimate the proportions of men and women who get the “holiday blues.” Identify the a. specied attribute.b. two populations.c. two population proportions.d. two sample proportions.e. According to the poll, 34% of men and 44% of women get the “holiday blues.” Are the proportions 0.34 and 0.44 sample proportions or population proportions? Explain your answer.Determine if the survey question is biased. If the question is biased, suggest a better wording. Why is eating vegetables good for you? 1. Is the question biased?Virginia polled a large sample of individuals to find the percentage of students with known food allergies and the percentage of students without known food allergies. Which of the following could sufficiently display the data if only the two given categories are to be included? Select the correct answer below: bar graph pie chart either a pie chart or a bar graph neither a pie chart nor a bar graph
- Please Help. Your politician friend wants to do a survey to find out the impact of a tax on wealth held by households in her community. You remember that the survey could be misleading if it interviews only 100 randomly-selected households. Why might this be?Please help explaining how to answer so I can study for my test. The Farm Program for the Montana State Department of Agriculture needs to choose a sample of farms in order to collect information about land utilization. Montana has 56 counties and the 26,800 farms across the state are currently categorized by county. The program would like to select a random sample of at least 112 farms and record the total acreage and the acreage used for pasture and range for each farm in the sample. Two plans have been proposed: Plan A: The program will randomly select 10 counties from the 56 counties. All farms within the 10 selected counties will be visited by a surveyor who will calculate the total acreage and acreage used for pasture and range. Plan B: The program will randomly select 2 farms from each county. All 112 selected farms will be visited by a surveyor who will calculate the total acreage and acreage used for pasture and range. Which of the following best describes the…Lexie wants to know the proportion of shoppers at Lakeline Mall who are 25 years old or younger. She takes a random sample of 300 shoppers at Lakeline Mall and sees that 189 of them were 25 years old or younger. Let p represent the proportion of shoppers at Lakeline Mall that are 25 years old or younger. Identify the population and the sample in this study. Population = the 300 shoppers selected; Sample = all of the shoppers at this mall. Population = all of the shoppers at this mall; Sample = the number of people 25 years old or less. Population = all of the shoppers at this mall; Sample = the 300 shoppers selected. Population = the 300 shoppers selected; Sample = the number of people 25 years old or less.
- In 2015, Addison Group and Kelton surveyed the work preferences and attitudes of 948 working adults spread over three generations - Baby Boomers, Generation X, and Millennials (Society for Human Resource Management website). One question asked individuals if they would leave their current job to make more money at another job. The file Millennials contains the sample data, which is also summarized in the following table. Click on the datafile logo to reference the data. DATA file Leave Job for More Money? Yes No What is the p-value? Use Table 3 of Appendix B. The p-value is less than 0.005 Using a 0.05 level of significance, what is your conclusion? Conclude interest in leaving job for more money is Baby Boomer 122 191 Generation Generation X 141 176 Conduct a test of independence to determine whether interest in leaving a current job for more money is independent of employee generation. Compute the value of the x² test statistic (to 2 decimals). Do not round your intermediate…PERFORMANCE TASK No. 2 Paul wants to know the effects of the number of hours spent in social media on grades of the Grade 7 students in Zambales National High School. Questions: 1. What sampling technique would you suggest him to use? Why? 2. What data gathering method is most appropriate to use? Why? 15 10 5 The leamer follows correct grammar in The learner was able to give reason for the The leamer was able to provide answer. writing his answer and explanation. answer provided.The stem and leaf display below gives sample air fare from St Louis to two cities Salt lake city and Cincinnati. There were 17 air fares recorded for the Salt lake city route and 12 recorded for the Cincinnati route. Use the display to answer the questions that follow Air fares (dollars) from St Louis Salt lake city. Cincinnati 9. 2 0. 1 5 7 6 4 1. 2 1. 0 4 5 7 8 8 7 5 5 4 3. 2 2. 1 4 8 9 9 3 0. 2 3. 4 6 3 3. 2 4 1. What were the ranges of air fares for the two routes? Salt lake city $ Cincinnati $ 2. Which route had the higher median air fare? Salt lake city Cincinnati The medians were the same 3. Which route had more air fares from $220 to $229? Salt lake city Cincinnati Each had the same
- An article a Florida newspaper reported on the topics that teenagers most want to discuss with their parents. The findings, the results of a poll, showed that 46% would like more discussion about the family's financial situation, 37% would like to talk about school, and 30% would like totalk about religion. These and other percentages were based on a national sampling of 546 teenagers. Estimate the proportion of all teenagers who want more family discussions about the school. Use a 95% confidence level. Express the answer in the form p ± E and round to the nearest thousandth.A researcher studying allergies to animals is interested in performing a study at the local elementary school. At Pineview Elementary, there are 4 1st grade classrooms. The researcher picks 2 of the 4 classrooms and asks every 1st grader in the 2 classrooms what type of animal they own (cat, dog, rabbit, etc.). He also asks how often they experience allergies. What is the sample?Net Worth. The Board of Governors of the Federal Reserve System publishes information on family net worth in the Survey of Consumer Finances. In 2010, the mean net worth of families in the United States was $498.8 thousand and the median net worth was $77.3 thousand. Which measure of center do you think is more appropriate? Explain your answer.