4. Probability

Which of the following is an assumption when using a nonparametric test?

Which of the following numbers could not be used to represent the probability of an event?

Which of the following is a property of a probability density function ($pdf$)?

Suppose the hourly wage of a detasseler is normally distributed with a mean of $15$ dollars and a standard deviation of $2$ dollars. What is the approximate probability that a randomly selected detasseler makes between $13$ and $17$ dollars an hour?

Which of the following is a requirement for an independent random sample?

Which of the following best explains how $probability$ can help a salesperson forecast future sales?

Let $x$ be a continuous random variable with probability density function $f\left(x\right)$. Which of the following statements is true about $f\left(x\right)$ for all $x$?

Which of the following is not a level of measurement in statistics?

Which of the following is true of the exponential smoothing coefficient $\alpha$ in time series forecasting?

Which of the following is a criterion for a binomial probability experiment?

Which of the following statements best describes the relationship between $\mathrm{validity}$ and $\mathrm{reliability}$ in the context of probability and statistics?

Which of the following best describes the difference between relative frequency $f=\frac{n}{N}$ and cumulative frequency $F$ in probability?

Which of the following describes a compound event in probability?

In the context of probability and statistics, what is the term for data that have been collected for some purpose other than the problem at hand?