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April 30th, 2009, 06:30 PM  #1 
Newbie Joined: Apr 2009 Posts: 5 Thanks: 0  Statistics: Probability Distribution
Link: http://i40.tinypic.com/ve22hj.png Please help me with 11 and 12. For 11) is the answer 3/21, 0, 7/21, 2/21, 2/21, 7/21 ? For 12) I do not understand what the question is asking for. Thanks in advance. 
April 30th, 2009, 07:58 PM  #2  
Global Moderator Joined: May 2007 Posts: 6,835 Thanks: 733  Re: Statistics: Probability Distribution Quote:
Question 12 is asking you to add up the probabilities for all values less than 3, so you want P(0)+P(1)+P(2).  
April 30th, 2009, 08:18 PM  #3 
Newbie Joined: Apr 2009 Posts: 5 Thanks: 0  Re: Statistics: Probability Distribution
Thank you so much for answering mathman! +rep


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