Take the 2-minute tour ×
Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. It's 100% free, no registration required.

on a quiz made ​​to any contestant 5 consecutive questions. Has in his possession 20 seconds to answer before proceeding to the next question. if he answer correctly before the 20 seconds recorded the time taken. if the 20 seconds pass without the correct answer recorded 20 seconds. the competition involved 50 50 contestants. winner is whoever have the lowest total time for the 5 Questions. which of the following random variable is continuous: 1) the maximum number of correct answers given by a contestant 2) the multitude of correct answers given by the contestant who asked first 3) the number of contestnts with a total time of 5 Questions for less than 40 seconds 4) The minimum time that was recorded for a correct answer to Question

share|improve this question
    
Is it a homework? –  Ilya Oct 31 '11 at 13:19
4  
-1. Please read meta.math.stackexchange.com/questions/1803/… –  Nate Eldredge Oct 31 '11 at 14:19

1 Answer 1

up vote 0 down vote accepted

Hint: any random variable which can only take integer values has a discrete distribution and not continuous.

share|improve this answer
    
thank you for your help –  kary Nov 2 '11 at 11:23

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.