0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What is a sample study?
sample is the population we make our study about them.
The most rigorous technique for selecting a polling sample is?
straw
What is a Selecting a small group which would be a represtative of the entire population used in taking a survey?
You are taking a sample
Creation of an unnaturally uniform sample to represent a diverse population can be avoided by what?
Selecting individuals at random- *apex
What is meant by sample?
a process of systematically selecting representation elements of a population
What is the purpose of randomization in epidemiology studies?
ensure taht the sample for the study is representative of the target population
What are the types of randomization?
1. Simple randomization 2. blocked randomization 3. stratified randomization
Randomization in an experiment means that the experimental units or subjects are selected as a simple random sample from the whole population under study?
False
What is a sample study?
sample is the population we make our study about them.
The most rigorous technique for selecting a polling sample is?
straw
A proper sample is based on selecting an appropriate set of people when every individual in a population has an equal chance of being selected for the sample it is said to be?
random sample
What is the meaning of ramdom sample?
A random sample is a subset of individuals or items selected from a larger population in a way that each member of the population has an equal chance of being chosen. This method helps to ensure that the sample is representative of the overall population, allowing for generalization of results.
What affects the standard error of the mean?
The standard error of the underlying distribution, the method of selecting the sample from which the mean is derived, the size of the sample.
Is randomization a word?
Yes.
3 What is a major problem resulting from the lack of randomization in a cohort study?
What is major problem resulting from the lack of randomization in a cohort study
What is the definition for probability sample?
A probability sample is one in which each member of the population has the same probability of being included. An alternative and equivalent definition is that it is a sample such that the probability of selecting that particular sample is the same for all samples of that size which could be drawn from the population.
Is obtained by dividing the population into homogeneous groups and randomly selecting individuals from each group?
stratified sample
