In an Early Study,researchers at an Ivy University Found That

question 51

Multiple Choice

In an early study,researchers at an Ivy University found that 33% of the freshmen had received at least one A in their first semester.Administrators are concerned that grade inflation has caused this percentage to increase.In a more recent study,of a random sample of 500 freshmen,185 had at least one A in their first semester.Calculate the appropriate test statistic to test the hypotheses.

• A)1.853
• B)1.157
• C)1.902
• D)2.710
• E)-1.902

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Definitions:

Meaning

The significance, definition, or interpretation of a word, phrase, concept, or action.

Ureter

The duct by which urine passes from the kidney to the bladder.

Bladder

A hollow organ in the lower abdomen that stores urine from the kidneys before disposal by urination.

Nephron

The fundamental unit of structure and function in the kidney, tasked with purifying blood and generating urine.