The number of students taking the SAT hasrisen to an all time high of more than 1.5 million students are allowedto repeat the test in hopes of improving the score that is sent tocollege and university admission offices the number of times the SAT wastaken and the number of students are as follows

Number of times.           Number of students 

1.                                756,000

2.                                     629,000

3.                                   180,000

4.                                   30,000

5.                                    32,000

a)let x be a random variable indicating the number of times a studenttakes the SAT show the probability distribution for this random variableround your answer to 4 decimal places 

X.                            f (x)






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