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A manufacturer has nine distinct motors in stock, two of
Chapter 2, Problem 62E(choose chapter or problem)
Problem 62E
A manufacturer has nine distinct motors in stock, two of which came from a particular supplier. The motors must be divided among three production lines, with three motors going to each line. If the assignment of motors to lines is random, find the probability that both motors from the particular supplier are assigned to the first line.
Questions & Answers
QUESTION:
Problem 62E
A manufacturer has nine distinct motors in stock, two of which came from a particular supplier. The motors must be divided among three production lines, with three motors going to each line. If the assignment of motors to lines is random, find the probability that both motors from the particular supplier are assigned to the first line.
ANSWER:
Solution 62E
Step1 of 2:
We have A manufacturer has 9 distinct motors in stock.
The number of motors came from particular supplier = 2.
The motors must be divided among 3 production lines, with 3 motors going to each line.
We need to find the probability that both motors from the particular supplier are assigned to the first line when the assignment of motors to lines is random.
Step2 of 2:
1).Here 2 motors should be assigned to line 1. The number of ways in which remaining 7 motors
can be given to 3 lines such as:
1