The number of the total branches of the phone will be 8.
What are sample?
A sample is a group of clearly specified components. The number of items in a finite sample is denoted by a curly bracket.
The tree diagram is shown below.
The number of the branches in the wall phone will be four that are red, black, white, and beige.
And the number of the branches in the portable phone will be four that are red, black, white, and beige..
Then the number of branch of the phone is two that is wall phone and portable phone.
The total number of the branches will be
Total branches = 4 + 4
Total branches = 8
The number of the total branches of the phone will be 8.
The diagram is given below.
More about the sample link is given below.
https://brainly.com/question/350477
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