If, in Addition to the Least Squares Assumptions Made in the Previous

question 8

Multiple Choice

If, in addition to the least squares assumptions made in the previous chapter on the simple regression model, the errors are homoskedastic, then the OLS estimator is

• A)identical to the TSLS estimator.
• B)BLUE.
• C)inconsistent.
• D)different from the OLS estimator in the presence of heteroskedasticity.

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Definitions:

DNA Library

A collection of DNA fragments that are stored and preserved for the purpose of studying their sequences.

Foreign DNA

DNA that originates from a source outside the organism in which it is found, often used in genetic engineering or as a marker in research.

Organism's Entire Genome

The complete set of genetic material, including all of its genes and non-coding sequences, present in an organism.

Dideoxynucleotides

Modified nucleotides used in DNA sequencing that terminate DNA synthesis.