To Accumulate a Sample of 500 Telephone Numbers,I Decide to Include

question 38

Multiple Choice

To accumulate a sample of 500 telephone numbers,I decide to include every 20ᵗʰ telephone number in the local telephone directory beginning randomly with the letter "N." I have engaged in

• A)simple random sampling.
• B)snowball sampling.
• C)systematic sampling.
• D)stratified sampling.
• E)quota selection

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Definitions:

Dominant Allele

An allele that expresses its phenotypic effect even when heterozygous with a recessive allele, masking the effect of the recessive allele in heterozygotes.

Recessive Allele

A type of allele that produces its characteristic phenotype only when its paired allele is identical.

Karyotype

Display of chromosomes arranged by pairs.

Somatic Cell

Any cell of a living organism other than the reproductive cells, forming the body of the organism.