One Invader That Particularly Worries Scientists and Fishers on the East

question 11

Multiple Choice

One invader that particularly worries scientists and fishers on the east coast of North America is a species of ____ native to the western Pacific Ocean.

• A) phytoplankton
• B) lobster
• C) sea bass
• D) lionfish
• E) cichlids

Know the null hypothesis structure for various statistical tests including the chi-square test of independence.

Recognize how the chi-square statistic value is influenced by observed versus expected frequencies.

Understand the application and limitations of ANOVA, including its inability to specify which means differ after rejection of the null hypothesis.

Identify when and how to perform a one-sample test for means.

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Definitions:

Californios

Descendants of Spanish and Mexican settlers in the California region, especially before and right after it became part of the United States.

Fort Sumter

First battle of the Civil War, in which the federal fort in Charleston (South Carolina) Harbor was captured by the Confederates on April 14, 1861, after two days of shelling.

Confederate Forces

Military units, soldiers, and personnel that fought for the Confederacy during the American Civil War, primarily representing the southern states that seceded from the Union.

Confederate States

Refers to the 11 southern states that seceded from the United States from 1860—1861, forming the Confederacy during the American Civil War, primarily over the issue of slavery.