Math, asked by mohammedelabsi, 11 months ago

Given that the expected number of defective machines is 2 if 20 machines are shipped.
i. Find the probability of good machines manufactured by the company.
ii. What is the probability that at least 4 are defective?
iii. What are the expected number and standard deviation of good machines in a
sample of 50?

Answers

Answered by boss5664
0

Answer:

1.2/20

2.4/20

hope it is helpful

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