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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
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 are the types of randomization?
The common types of randomization include simple randomization, block randomization, and stratified randomization. Simple randomization involves assigning participants randomly to treatment groups with each having an equal chance of being selected. Block randomization involves grouping participants into blocks and then randomly assigning them to treatment groups within each block. Stratified randomization involves dividing participants into distinct subgroups based on specific criteria and then randomizing within each subgroup.
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 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.
Is obtained by dividing the population into homogeneous groups and randomly selecting individuals from each group?
stratified sample
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 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.
