1. Intro to Stats and Collecting Data

For which of the following $\mathrm{population}\mathrm{parameters}$ is $\mathrm{sampling}$ not necessary?

Which of the following best describes the difference between $\mathrm{univariate}$ data and $\mathrm{bivariate}$ data?

In statistics, what is the collection of all observations or measurements on the variables called?

In statistics, bivariate data consist of which of the following?

Which of the following best describes the primary purpose of an introductory statistics course?

Which of the following statements is true about the interquartile range $\mathrm{IQR}$?

Which of the following best describes the difference between a $\mathrm{population}$ and a $\mathrm{sample}$ in statistics?

Which level of measurement consists of categories only?

Which of the following best describes the difference between a $\mathrm{population}$ and a $\mathrm{sample}$ in statistics?

Suppose a hospital emergency room records the number of patients arriving each hour over a week. Which type of variable best describes the $number$ of patients arriving per hour?

In the context of AP Statistics Unit 3, which of the following best describes the purpose of a scatterplot?

In Exercises 21–28, determine which of the four levels of measurement (nominal, ordinal, interval, ratio) best describes the given data.

College Students In order to better plan for the incoming freshman class, a college dean asks each newly admitted student to identify their likely major (physics, business, math, psychology, engineering, law, etc.).

Which of the following best describes how quantitative information differs from qualitative information in statistics?

Which of the following best describes the difference between $\mathrm{quantitative}$ and $\mathrm{qualitative}$ data?