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2
votes
3answers
1k views

Calculating the probability of a 6 digit phone number with no repeats

I have a stats problem I cannot solve, I have the answer and I have attempted the question. I just need to know where I am going off track. Any assistance would be highly appreciated. Q: What is the ...
2
votes
1answer
544 views

Sample space and outcome of birthday problem

Suppose, calculating the probability of having at least two peoples same birthday from 25 people. What is the sample space and outcome of the experiment? As far as I pondered, S = 365^25 and outcome ...