When Oliver Finds Out That the Average Score on the Psychology

question 2

Multiple Choice

When Oliver finds out that the average score on the psychology test was 91 percent correct,he assumes that everyone in the class did well on the test.What is the problem with his conclusion?

• A)Average scores are meaningless.
• B)Every class has students that perform poorly on tests.
• C)Averages can be misleading if you don't know how spread out the scores are and how they are distributed.
• D)He needs to use inferential statistics to confirm that everyone in the class had a high score.

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Definitions:

Stop Codon

Any of the three codons in mRNA that do not code for an amino acid (UAA, UAG, or UGA) but signal the termination of translation. Compare with start codon.

Pre-rRNA Molecules

Precursor molecules to ribosomal RNA that undergo processing to become mature rRNA, a key component of ribosomes.

Nucleolus

A dense, spherical structure within the nucleus of a cell, involved in ribosomal RNA synthesis and ribosome biogenesis.

Inhibit Translation

The process of hindering the synthesis of proteins by preventing the translation of messenger RNA (mRNA) on ribosomes.