What Is the 95% Confidence Interval for the Gila River $\pm$

question 21

Multiple Choice

What is the 95% confidence interval for the Gila River sample of loach minnows given: mm,s = 6.2 mm,n = 50,and critical value of t = 2.01.

• A)56.2 mm + 1.77 mm
• B)56.2 mm \(\pm\) 1.77 mm
• C)56.2 mm - 2.26 mm
• D)56.2 mm \(\pm\) 0.25 mm
• E)56.2 mm + 0.25 mm

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Definitions:

Clitellum

A thickened, glandular section of the body found in certain worms, like earthworms, important for reproduction.

Cocoon

A protective casing spun by the larvae of many insects (like moths and butterflies) and some other animals, where they undergo metamorphosis into their adult forms.

Clams

Aquatic bivalve mollusks known for their soft bodies enclosed within a hinged shell, often consumed as seafood or used in research.

Filter-Feeders

Organisms that feed by straining suspended matter and food particles from water, commonly found in aquatic environments.