A school district wanted to assess the effectiveness of a new math readiness program for fifth graders. The school district is divided into the individual fifth grade classrooms and 10 classrooms are randomly selected. All of the children in each of the 10 selected classrooms are assessed.
(a) What type of sampling method is being used?
(b) Please explain your answer.
A) Here Cluster Sampling is used.
B)The school district is devided into the individual fifth grade classroom means school district is devided into fifth grade clusters,and 10 classrooms means 10 clusters are selected by simple random sample .All the children in each of the clusters are assessed.In cluster sampling population is devided into groups called clusters and simple random sample of clusters are taken and then all the data in selected clusters are analysed. therefore here cluster sampling method is used.
A school district wanted to assess the effectiveness of a new math readiness program for fifth...
A school district wanted to assess the effectiveness of a new reading readiness program for 1st graders. The school district is divided into the individual first grade classrooms and 10 classrooms are randomly selected. All of the children in each of the 10 selected classrooms are assessed. (a) What type of sampling method is being used? (b) Please explain your answer.
A school district has hired you to carry out an action
research project to assess and refine its new reading
program.
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Question 1 of 25 Moving to the next question prevents changes to...
(5 points) In a large city school district with 20 elementary schools, the school board is considering the adoption of a new policy that would require elementary students to pass a test in order to be promoted to the next grade. The PTA wants to find out whether parents agree with this plan. Listed below are some ideas proposed for gathering data. Identify the type of sample for each of the ideas listed. 1. Randomly select 20 parents from each...
In a large city school district with 20 elementary schools, the school board is considering the adoption of a new policy that would require elementary students to pass a test in order to be promoted to the next grade. The PTA wants to find out whether parents agree with this plan. Listed below are some ideas proposed for gathering data. Identify the type of sample for each of the ideas listed. ? simple random convenience cluster stratified 1. Ask the parents who come to...
3. For the following cases, determine whether the sampling is dependent or independent a. In a test o f manual dexterity, volunteers are asked to twist a small rod with either their dominant hand or eir non-dominant hand (selected at random). Then they repeat the procedure with their other hand. The purpose of the test is to determine which hand can spin the rod faster. b. A person's protein requirement is the amount of protein they must consume in a...
A graduate student in education has developed an mathematical intervention program for under-performing school children. To test the effectiveness of his intervention he administers a math skills assessment at the beginning of the school year to a sample of n-25 students. He then implements the program throughout the year and re-assess the students again at the end of the school year. On average there was a 3 point difference between time 1 and time 2, with a variance value of...
5. A study is planned to assess the effectiveness of a new combination drug for treating nephrolithiasis (kidney stone). One hundred patients with nephrolithiasis will be randomly assigned to receive either the new combination drug or the standard surgical intervention. The efficacy of the new drug will be measured by the time it takes a patient to return to normal activities, measured in days. Identify the appropriate research design for this study a. Prospective cohort study b. Randomized controlled trial...
TEST 1: ANSWERS INTS EACH). This section takes around 5 minutes. Name Spring 2019 8) A researcher wants to determine whether female teachers give higher or lower grades, on average, then male teachers. She picks a random sample by picking a random sample of schools, in the schools picked, picking a random sample of departments, and in the departments picked, picking a random sample of teachers. What kind of sampling was performed? d) voluntary response e) cluster b) stratified Random...
Subject bias can occur in an experiment when the participants are aware of the purpose of the study and respond in a way that they think the researchers want. For example, if participants believe they are in a study to test if coffee improves your mood, those who drank coffee might claim to be happier than they really are. Based on the information given, which of the following experiments is most likely to have the issue of a control or...
Introduction Young School for Wee People Young School for Wee People (YSWP) had been running a small, for-profit preschool program for young children between the ages of two and four for several decades. YSWP was one of several privately run programs in the suburban Philadelphia area. For each of the three age groups (i.e., two-, three- and four-year olds), there were two classes per day for a total of six classes in the facility each day. The classes were held...