There are 7 finalists in a singing competition  jf a person guesses randomly the top three winners what is the propbabiloty that whey will guess correctly    a. 1/35 b. 1/343 C.1/210 d. 1/21

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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There are 7 finalists in a singing competition 

jf a person guesses randomly the top three winners what is the propbabiloty that whey will guess correctly 

 

a. 1/35

b. 1/343

C.1/210

d. 1/21

 

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