The ratio being 0.55 means 55% of students voted for the person who ended up winning. If there were 40 people who voted, just find 55% of 40.
This is done by 0.55 • 40, which equals 22.
So 22 students voted for the person who ended up winning.
Answer: hello your question to the given scenerio is missing below is the missing question
question: Does this setting represent a Binomial distribution ?
answer : Yes the setting represents a Binomial distribution
Step-by-step explanation:
The setting represents a Binomial distribution, because the criteria's for a Binomial distribution is all present which are
- The random variable ( number of times a crinkled paper is picked ) is represented as Y
- Each sample is drawn independently and with replacement
- there are only two outcomes ( success or failure )
- Number of trials is given as 10
- probability of success = 25 / 100 = 0.25
You said there were 40 yellow carsso 40×9 is 360
The domain is all real numbers