1. Intro to Stats and Collecting Data

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

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?

You collect the test scores of every other student in a class. Is this data set a population or sample?

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