Draw and Interpret Boxplots

question 66

Multiple Choice

Draw and Interpret Boxplots
-SAS was used to compare the high school dropout rates for the 50 states in 1982 and 1984. The box plots generated for these dropout rates are shown below. Compare the center of the distributions and the variation of the distributions for the two years.

• A) Dropout rates had a higher average with less variability in 1982 than in 1984.
• B) Dropout rates had a higher average with more variability in 1982 than in 1984.
• C) Dropout rates had a lower average with more variability in 1982 than in 1984.
• D) Dropout rates had a lower average with less variability in 1982 than in 1984.

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Definitions:

Unwound Chromatin

Refers to the relaxed form of chromatin, making it accessible for processes like transcription and replication.

Nucleosomes

Repeating units of chromatin structure, each consisting of a length of DNA wound around a complex of eight histone molecules. Adjacent nucleosomes are connected by a DNA linker region associated with another histone protein.

Scaffolding Proteins

Nonhistone proteins that help maintain the structure of a chromosome.

Pericentriolar Material

Fibrils surrounding the centrioles in the microtubule-organizing centers in cells of animals and other organisms having centrioles.