14. Felicia is conducting a survey to determine the determine the favorite TV show among hercommunity.Which sampling method would most likely provide a representative sample of the community?A. Divide the community members into age groups of equal size, and survey 5 members chosenrandomly from each age group.B. Divide the community members into three age groups of equal size, and survey 10 randomlychosen people from the oldest age group and 10 randomly chosen people from the youngest agegroup.C. Survey 40 people over the age of 50.D. Survey 40 people under the age 20.

Here we want to know the correct sampling method..

Answered: 14. Felicia is conducting a survey to…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Identify the sampling techniques used. Explain. After a hurricane, a disaster area is divided into 200 equal grids. Fifty of the grids are selected, and every occupied household in the grid is interviewed to help focus relief efforts on what residents require the most. What type of sampling is used? O A. Cluster sampling is used, since the disaster area is divided into grids, and some of those grids are selected and everyone in those grids is interviewed. B. Stratified sampling is used, since the disaster area is divided into grids, and some of those grids are selected and everyone in those grids is interviewed. C. Stratified sampling is used, since the disaster area is divded into grids, and a random sample is taken from each grid. O D. Cluster sampling is used, since the disaster area is divded into grids, and a random sample is taken from each grid.
6. The population of 1000 clients consist of 800 Ilocanos, 150 Ibanags, 50 Ivatans. What sampling procedure should be employed to properly represent each group? Sampling Techniques: A. Simple Random Sampling B. Systematic Random Sampling C. Stratified Sampling D. Cluster Sampling
1) what is the sampling method in this senario? A study on the economic status of all the account holders in a certain bank will be conducted. This bank has 50,000 account holders and an alphabetical list of these account holders is available. Two hundred random numbers from a calculator will be generated. These random numbers will be used in getting the 200 respondents from the alphabetical list. a. Simple Random b. Cluster c. convenience d.Stratified e. Quota
Instruction: Identify the type of sampling used. 1. Nokia selects every 25th cell phone from the assembly line for careful testing and analysis 2 The Dean of CAS surveys all students from each 12 randomly selected classes 3 A medical student interviews all dengue patients in each 10 randomly selected Barangays 4 In conducting research for a psychology course, a student interviews 50 students who are leaving the canteen. 5. In a classroom, the teacher write the name of each students on a separate index card, shuffles the cards then draws 15 names.
c) State which sampling method used in the following scenarios i. Select the first 19 customers who enter building. ii. Select 40 students in each distriet in proportion of how many students are in each district iii. Randomly select 30 customers by assigning each customer a number, then selecting customers based on which number appears in a random numbers table. iv. Take note of every fifth car passing over a bridge.
Directions: Give the appropriate type of random sampling for each item. C ) 1. A baker did free tasting in the mall that is near to him and ask them how's the bread he made. 2. Every fourth person of the class will be interviewed. 3. The teacher randomly selected 5 students in her class to determine if her students still remember the past lessons. 4. A researcher from SWS survey, picked the cities of Manila, Mandaluyong, Pasig, and San Juan, out of 16 cities of NCR, and all of them were interviewed to determine what is the satisfaction rate of NCR for President Rodrigo Duterte in responding for COVID 19 crisis. 5. A TLE teacher picked 20% from 1st year HS students, 30% from 2nd year, 35% from 3rd year, and 15% from 4th year, and ask all of those students who have picked, to determine if the student is satisfied to the foods that are being served in their canteen.
A political scientist is interested in the effect of government type on economic development, She wants to use a sample of 30 countries evenly represented among the Americas, Europe, Asia, and Africa to conduct her analysis. What type of study should she use to ensure that countries are selected from each region of the world? a. Observational - simple random sampling b. Observational - cluster sampling c. Observational - stratified sampling d. Experimental
1)The population of a city is made up of 2223 men and 7777 women. For an opinion survey, a STRATIFIED SAMPLING of such population was carried out, with 80 people. How many men and women, respectively, should compose the sample? justify
3) A principal of a local high school wants to select 30 students from a student body of 600 students. He wants the proportion of students in each grade level to be the same in the sample as it is in the entire school. Describe how he could make a stratified sample if there are 100 freshmen, 160 sophomores, 200 juniors, and 140 seniors. Show all work. Write final answer in sentence form. o
Our local movie theater polls its customers about their favorite candy to eat during the movie. Name each sampling method described. a. Employees ask every 45th customer that purchases a movie ticket b. An employee divides the theater into sections: left, right, front, back. He/she randomly chooses a section and polls every customer within that section
Help with this question please
a. Are all of the 811 opinions accounted for in the table? Add another category if necessary. b. Create a pie chart to describe the data. c. Create a bar chart to describe the data. d. Rearrange the bars in part c so that the categories are ranked from the largest percentage to the smallest e. Which of the three methods of presentation--part b, c, or d is the most effective?

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