A customer service manager randomly selects three (3) customers and conducts telephone interviews about the service provided Based on similar surveys, it is known that 20 of all customers are not satisfied with the service provided What is the probability that all three customers are satisfied or all three customers are not satisfied (three decimal places) What is the probability at least one customer in the sample is not satisfied with the service provided What is the probability that one customer or three customers in the sample are not satisfied with the service received (three decimal places)

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Question: A customer service manager randomly selects three (3) customers and conducts telephone interviews about the service provided. Based on similar surveys, it is known that

A customer service manager randomly selects three (3) customers and conducts telephone interviews about the service provided. Based on similar surveys, it is known that 20% of all customers are not satisfied with the service provided.

What is the probability that all three customers are satisfied or all three customers are not satisfied (three decimal places)?
What is the probability at least one customer in the sample is not satisfied with the service provided?
What is the probability that one customer or three customers in the sample are not satisfied with the service received (three decimal places)?

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