THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 203

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A sample of 150 students at a State University was taken after the final business statistics exam to ask them whether they went partying the weekend before the final or spent the weekend studying,and whether they did well or poorly on the final.The following table contains the result.

-Of those in the sample who went partying the weekend before the final exam,what percentage of them did well in the exam?

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Definitions:

Gastrovascular Cavity

A central digestive cavity with a single opening that functions as both mouth and anus; characteristic of cnidarians and flatworms.

Cnidarians

A diverse group of aquatic animals that includes corals, jellyfish, sea anemones, and hydras, characterized by their radial symmetry and cnidocytes, special cells used for capturing prey.

Ectoderm

The outermost layer of cells in the embryo of a multicellular organism, from which the nervous system, skin, and various sensory organs develop.

Hydrostatic Skeleton

A type of skeleton found in some invertebrates in which contracting muscles push against a tube of fluid.