Textbook ExpertVerified Tutor
10 Nov 2021
Given information
The sample size is 200, of which 120 are counted as successes
Step-by-step explanation
Step 1.
Notice that each trial can result in one of 2 outcomes, success or failure, that the the probability of success in each trial is fixed and the number of trials is fixed.
Therefore, the binomial distribution can be used for this problem.
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