Textbook ExpertVerified Tutor
30 Oct 2021
Given information
As per the given question,
- A consumer looking to buy a used red Miata car will call dealerships until she finds a dealership that carries the car.
- She estimates the probability that any independent dealership will have the car will be %.
- We are interested in the number of dealerships she must call.
To find:- Part (f). Find the probability that she must call three or four dealerships.
Step-by-step explanation
Step 1.
As per the given question,
- We can calculate the probability as .
- Using the Ti- plus calculator at , we get the value of .
- Using the Ti- plus calculator at , we get the value of .
- Hence, = or
= .
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