A Random Sample of Heights (In Feet) of Active Volcanoes $2385.9$

question 125

Multiple Choice

A random sample of heights (in feet) of active volcanoes in North America, outside of Alaska , is shown. Is there sufficient evidence that the standard deviation in heights of volcanoes outside of Alaska is less than the standard deviation in heights of Alaskan volcanoes, which is $2385.9$ feet? Use $\alpha = 0.05$ .

• A) No. There is not enough evidence to support the claim that the standard deviation is less than 2385.9 feet.
• B) Yes. There enough evidence to support the claim that the standard deviation is less than 2385.9 feet.
• C) There is not enough information to draw a conclusion.

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