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 What Are Stratified Samples?

Answer When a researcher designs a study, she must decide on the method of sampling. The sample represents a population for which the researcher wishes to make inferences. For most studies, researchers ha... Read More »
http://www.ehow.com/info_8336531_stratified-samples.html

Top Q&A For: What Are Stratified Samples

What Is the Meaning of Stratified Sampling?

Stratified sampling is an advanced research technique that allows a surveyor to ensure that various subgroups within a population or large data set are represented in a sample. Stratified samples a... Read More »
http://www.ehow.com/about_6464790_meaning-stratified-sampling_.html

Where is the gynecology in stratified sydney?

Do coneflower seeds need to be stratified?

Coneflower seeds germinate best when they are treated by moist stratification for 30 days. Keep the seeds between 33 and 38 degrees F. Coneflower seeds will grow without stratification, but must be... Read More »
http://www.answerbag.com/q_view/2141227

Should coneflower seeds be stratified?

Coneflower seeds germinate better if they are stratified. Stratification is not necessary if sowing in the fall. But sowing in the spring requires stratification, as the seeds need a period of cold... Read More »
http://www.answerbag.com/q_view/2145758


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