Ask Experts Questions for FREE Help !
Ask
    da141184's Avatar
    da141184 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Nov 1, 2006, 03:24 PM
    statistics
    consider a multiple choice quiz with eight questions. Each question has fours possible answers, a through d. Suppose a student takes the quiz without studying and randomly guesses on all eight questions. What’s the probability that the student, guessing randomly, answers all eight questions correctly?
    s_cianci's Avatar
    s_cianci Posts: 5,472, Reputation: 760
    Uber Member
    		  
    #2

    Nov 1, 2006, 08:45 PM
    (1/4)^8 = 1/65,536
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search


Check out some similar questions!

Statistics help [ 1 Answers ]

I have a study where I'm now focusing on 4 students. I'm trying to find the best way to interpret my data. If I calcuate the mean using their individual scores on the test (0,0,0,0,0,1,1,1,1,1,2,2,3,3,3,4,4,4,4,6) I get a mean of 2.05 and a standard deviation of 1.73. I think this gives the...

Statistics [ 1 Answers ]

Having a problem with a question in stat class. Here it goes: a lab reports the mean of three(3) weighings. The mean is 123mg and the standard deviation is 0.08mg? What is the distribution of this mean? And what is the probability that the lab reports a weight of 124mg or higher? Any help would be...

View more questions Search