At a Certain University, One Out of Every 20 Students $\frac { 1 } { 21 }$

question 141

Short Answer

At a certain university, one out of every 20 students is enrolled in a statistics course. If one student at the university is chosen at random, what is the probability that the student is enrolled in a statistics course?
A) $\frac { 1 } { 21 }$

B) $\frac { 1 } { 2 }$

C) $\frac { 1 } { 20 }$

D) $\frac { 1 } { 19 }$

• A) \(\frac { 1 } { 21 }\)
• B) \(\frac { 1 } { 2 }\)
• C) \(\frac { 1 } { 20 }\)
• D) \(\frac { 1 } { 19 }\)

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Definitions:

Foreclosed

A legal process in which a lender takes control of a property after the borrower fails to meet the repayment terms of the loan.

Second-Bidder

Refers to the auction bidder with the second-highest bid, often relevant in Vickrey auctions where this bidder's price determines the sale price.

Vickrey Auction

A sealed-bid auction where the highest bidder wins but pays the second-highest bid, encouraging true value bids.

English Auction

A type of auction where the price ascends and participants openly bid against each other, with the highest bid at the close of the auction winning.