[discussion_vu] STA 301 paper 21-05-2011

STA 301 paper 21-05-2011

most of msqs were from past papers and quiz

if we draw a card from ordinary deck of 52 playing card, can king and diamond be matuatuly exclusive events. give reason to support your answer ?    2 marks

what is basic axion of the probability ?  3 marks

describe the situation in this  two variable have perfect positive corelation ?  3 marks

two dice are rolled make a sample space also find the probability that the sum of the outcomes is equal to 10 ?  5 marks

how the  moment ration b1 and b2 are helpful in determining the shape of a distribution ?  3

for given value, calculate pearson coffeicent of skewness using mod of data

0.59,0.65,0.75,0.75,0.79,0.88,0.89,0.91,0.99  ?  5 

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