2. Describing Data with Tables and Graphs

When the right half of a $histogram$ is a mirror image of the left half, the $histogram$ is

Why would someone choose to create a $histogram$ instead of a $bar$ chart?

Which of the following traits do histograms possess?

IQ Scores IQ scores of adults are normally distributed. If a large sample of adults is randomly selected and the IQ scores are illustrated in a histogram, what is the shape of that histogram?

Which of the following histograms best represents a normal distribution $N(\mathrm{bc},{\mathrm{c3}}^2)$?

Which of the following is the best way to describe the data shown in a histogram?

Which of the following best describes a key difference between a histogram and a bar graph?

Suppose you have a dataset of exam scores grouped into intervals of 10 points ($0-10$, $10-20$, ..., $90-100$). If you create a histogram using frequency on the y-axis, which of the following histograms would represent the same data as one using relative frequency on the y-axis?

Suppose you have four histograms, each displaying the frequency of exam scores for different classes. Which histogram would represent the class with the largest spread in scores?

$$For which type of variable is it not possible to create a histogram or a boxplot?$$

Which of the following statements about histograms is true?

Given the following frequency histogram that displays the final grades of a random sample of college students, which of the following statements is most likely true about the distribution of the grades?

Which of the following statements is true about the distribution represented by a histogram that is symmetric and bell-shaped?

Which of the following best describes the shape of a histogram that has most of its data concentrated on the left with a long tail extending to the right?