In the Minnesota North star Cash Drawing you pick five diffe

In the Minnesota North star Cash Drawing you pick five different numbers between 1 and 28. What is the probability of picking the winning combination (order does not matter)? (Round your answer to 6 decimal places.)

Solution

probabilty of picking ist number is 1/28

probabilty of picking 2nd number is 1/27

probabilty of picking 3rd number is 1/26

probabilty of picking 4th number is 1/25

probabilty of picking 5th number is 1/24

probability pick 5 diffrent number is (1/28+1/27+1/26+1/25+1/24)= 0.1928