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Answer each of the questions and provide any formulas you used to calculate the answers. Identify whether the following is a description of a binomial
Answer each of the questions and provide any formulas you used to calculate the answers.
- Identify whether the following is a description of a binomial or geometric distribution. Explain your reasoning.
- The gender of the next 20 babies born at the local hospital is recorded. The random variable X represents the number of boys born. Would X have a binomial or geometric distribution?
- You and your spouse have decided that you will continue to have children until you have a boy or have a maximum of 5 children. The random variable X represents the number of boys born. Would X have a binomial or geometric distribution?
- Suppose that 28% of people who order fast food at a local fast food restaurant order a diet drink. You want to determine the how many people will order before someone orders a diet drink. The random variable X represents the number of people who order a diet drink at the local fast food restaurant. Would X have a binomial or geometric distribution?
- It is estimated that 35% of people sleep a solid 6 hours each night. A researcher takes a sample of 20 people and X represents the number of people who sleep a solid 6 hours each night. Would X have a binomial or geometric distribution?
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