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Question

A die rolled 150 times and it outcome are recorded below : Find probability of getting : 1. An odd number 2. Multiple of 4


Solution

Total number of times a die is rolled = 150
Total number of possible outcomes = 150
1. The frequency of odd numbers from the given set of data:
Number of times '1' appears = 25
Number of times '3' appears = 15
Number of times '5' appears = 32
P(an odd number)=number of favorable outcomesTotal number of possible outcomes
P=25+15+32150
P=72150
2. A multiple of 4
Number of times '4' appears = 28
P(an odd number)=number of favorable outcomesTotal number of possible outcomes
P=28150

 

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