1. Identify the Different sampling techniques (Convenience, Simple random, systematic, stratified, census, cluster, voluntary response )for each problem below: a. In order to find the average height of the students in a school of class 1 to class 12, draw samples of students from each of the classes b) Consider all dog owners in a particular city c).Suppose a supermarket wants to study buying habits of their customers, then using systematic sampling they can choose every 10th or 15th customer entering the supermarket and conduct the study on this sample. d) An auditor wishes to estimate the average number of days sick leave per employee over the past quarter. The firm has eight divisions, the auditor selects all the employees from each division. e) A pollster interviews shoppers at a local mall f) A restaurant leaves comment cards on all of its tables and encourages customers to participate in a brief survey to learn about their overall experience. g) A professor numbers his students from 1 to 200, places those numbers in a hat, mixes thoroughly and chooses 6 numbers without looking

1. Identify the Different sampling techniques (Convenience, Simple random, systematic, stratified, census, cluster, voluntary response )for each problem below: a. In order to find the average height of the students in a school of class 1 to class 12, draw samples of students from each of the classes b) Consider all dog owners in a particular city c).Suppose a supermarket wants to study buying habits of their customers, then using systematic sampling they can choose every 10th or 15th customer entering the supermarket and conduct the study on this sample. d) An auditor wishes to estimate the average number of days sick leave per employee over the past quarter. The firm has eight divisions, the auditor selects all the employees from each division. e) A pollster interviews shoppers at a local mall f) A restaurant leaves comment cards on all of its tables and encourages customers to participate in a brief survey to learn about their overall experience. g) A professor numbers his students from 1 to 200, places those numbers in a hat, mixes thoroughly and chooses 6 numbers without looking

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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Is there an association between party affiliation and gender? The accompanying data represent the gender and party affiliation of registered voters based on a random sample of 807 adults. Complete parts (a) through (f). E Click the icon to view the data table. (a) Construct a frequency marginal distribution. Gender Frequency Marginal Distribution for Gender Political Party Female Male Republican 110 115 Democrat 150 103 Independent 150 179 Frequency Marginal Distribution for Political Party
Note: I want a clear explanation for your answer. Which of the following are the examples of stratified sampling? a) Choose every 11th passenger as they board the plane. b) Using the boarding list of passengers, that are on a plane, randomly choose 5 peoples flying first class,9 peoples flying business class, and 8 peoples flying economy. c) Choose a random sample of 14 male students and 14 female students from a large chemistry class. 1) a,b 2) a,b,c 3) b,c 4) a,c
b) A researcher has conducted a study to measure the performance of students in Diploma in Accounting from XM College with 100 of them being selected as a sample. The researcher wants to investigate whether there is a relationship based on cumulative grade point average (CGPA) and the average number of hours of study per week. i) Determine the population and sample for this study. ii) State the sampling frame for this study. iii) Identify the appropriate sampling technique for this study and give ONE (1) reason of the chosen technique. iv) Determine the best data collection method and give ONE (1) advantage of the chosen method.
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.
Identify the sampling technique used to obtain the following sample. The first 25 students leaving the library are asked how much money they spent on rent for the semester. Choose the correct sampling technique below. O A. Convenience sampling O B. Cluster sampling O C. Stratified sampling O D. Systematic sampling O E. Random sampling base arsc Get more help - Clear all Check answer Type here to search
For the following information please answer both questions below: The median for an assignment was 84%, with a standard deviation on 6%. a. What score on the assignment would you expect 2.5% of the students to score above? b. What percentage of the students would you expect to score below 78%?
1. Make a questionnaire with one question (using Google form) for a sample size of 30 students to collect the data on their weights (kg). Take screenshot for the survey then answer the following: a. Construct a frequency distribution table of 4 classes for the collecting data and find the relative frequency. b. Find the median for the grouped data.
2) Discuss the appropriate sampling scheme for this survey. That is, how would you choose the 50 household in that area to do your survey.1. Age2. Gender: □ Female □ Male3. Education Level4. Occupation5. Number of people in the household6. Number of employees in the household:7. Total number of cars belonging to household:8. For how many years are you staying at his house?9. Are you a renter or homeowner: □ Homeowner □ Renter10. Number of rooms in the house11.Size of the house12 Rooms13 Heating/Isolation/installations14 Number of floors of the apartment15 Side of the house (side-view, sun exposure etc)16 I am ….. from the house I’m living
1. Identify the sampling technique used to obtain samples in the following situations RANDOM / STRATIFIED / CLUSTER / SYSTEMATIC / CONVENIENCE a) Taking a survey of the first 50 students walking into the library. b) Dividing a river into 20 regions and then randomly selecting 5 of the regions to test the cleanliness of the water. c) Placing the names of every student in a hat and choosing 5 names for a group activity. d) Selecting every 25th can of soda on an assembly line to check for defects. e) Dividing the customers of a ice cream parlor into age groups and asking each age group their personal preferences of flavors and toppings.
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Identify the sampling technique used to obtain the following sample. Ping pong balls in a basket are shaken and then balls are selected from the basket. Choose the correct sampling technique below. O A. Cluster sampling O B. Random sampling C. Systematic sampling O D. Stratified sampling O E. Convenience sampling
1. A company manufactured six television sets on a given day, and these TV sets were inspected for being good or defective. The results of the inspection follow. Good, Good, Defective, Defective, Good, Good. Show all possible samples of size four. Let p be the sample proportion of good television sets. a. Find the sampling distribution of p. b. Based on the sampling distribution in part a, find the mean of p (i.e., µg) using the formula 4g = E(p) = Ep P(p).