When We Test Differences Between the Mean Scores of Two

question 12

Multiple Choice

When we test differences between the mean scores of two unconnected groups,which statistical techniques should we select?

• A)regression
• B)analysis of variance
• C)independent-samples t-test
• D)dependent-samples t-test

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Definitions:

Reverse Transcriptase

An enzyme used by retroviruses to synthesize DNA from an RNA template, essential for the replication of retroviruses.

Genetic Probe

A strand of DNA or RNA labeled with a radioactive or fluorescent tag used to detect the presence of complementary sequences.

Recombinant DNA Technology

A set of laboratory methods used to join together DNA segments from different sources, creating genetic combinations not found in nature.

Bioengineering

The application of principles of biology and the synthetic methodologies of engineering to create usable, tangible, economically viable products.