Englishfor English speakers
sample
Noun
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A sample is a small amount of something to try or test it.
The nurse took a small blood sample.
The data come from a study of a random sample of adult (aged 15 and over) deaths.
sample
Verb
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If you sample something, you try or test a small amount of it.
After sampling each of the wines, she bought the one she liked best.
matrix
Noun
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A matrix is the situation or conditions in which something else develops or forms.
Within the diverse school matrix, it is likely that there are major differences.
Students need an understanding of literature within a larger matrix of relationships, influences, and effects.
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A matrix is a grid.
Table 2 presents the correlation matrix among the groups and results.
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A matrix is a set of numbers in rows and columns.