A telephone sales representative makes successive calls to potential customers, and

S. K

New member
the result of each call is? Can someone help me please?

A telephone sales representative makes successive calls to potential
customers, and the result of each call is recorded as a sale (S)
or a no sale (N).
Calls are continued until either two successive sales are made, two calls result in no sale (these calls need not be consecutive), or a total of 4 calls is made.
What is the sample space for this situation.
(Remember to enclose your list of outcomes
with set brackets
{
}
).
 
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