4. Probability

Which of the following is correct about a probability distribution?

In the context of probability, what does it mean to say that the trials of an experiment are independent?

Which of the following best describes the difference between random selection and nonrandom selection in probability studies?

In the context of basic probability concepts, if a value is $\frac{19}{95}$, what percent of the total does this represent?

Which term refers to data that have a relationship with the answer needed in a probability study?

Which of the following best represents a population and a sample from that population?

In probability theory, when is it appropriate to calculate the $\mathrm{expected value}$ of a random variable?

Which of the following is one way to get consistent, valid data in probability experiments?

In the context of probability and data distributions, which type of distribution is most likely to have a $\mathrm{mean}$ and $\mathrm{median}$ that are not close in value?

If Myron receives $10$ votes from his class of $25$ students, what percentage of the votes does he receive?

In the context of probability and statistics, what is the reasoning process called that moves from a number of particular facts or observations to a general conclusion?

In the context of probability, which type of probability assessment is based on repeatable, measurable data from experiments or observations?

Which of the following statements about probability is not true?