Canterville College uses a multiple choice placement test to determine the mathe

Question

Canterville College uses a multiple choice placement test to determine the mathematical skills of an applicant. There is a total of 270 points on the test. The testing companies provides the following table of percentiles: What is the 60th percentile? Suppose the university decides to require that students who score 50 or less must complete remedial work. True or False: The expectation is that at least 20% of applicants will need to do remedial work. Suppose the university decides to require that students who score 50 or less must complete remedial work. True or False: The expectation is that at least 114 of applicants will need to do remedial work.

Explanation / Answer

A)

From the table,

P60 = 196 [ANSWER]

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b)

As P20 = 45, and 50 is even greater than 45, then

YES, AT LEAST 20% IS EXPECTED TO DO REMEDIAL WORK. [ANSWER]

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c)

FALSE. We don't know how many applicants are there in all, so we cannot tell. The 114 in the table is not a number of participants, but rather, scores.

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