2. Describing Data with Tables and Graphs

True or False: The shape of the distribution shown is best classified as uniform.

When drawing a histogram, which of the following statements is correct?

Determine whether the statement is true or false. If it is false, rewrite it as a true statement.

Class boundaries ensure that consecutive bars of a histogram touch.

Suppose a histogram displays data grouped into the following classes: $10-14$, $15-19$, $20-24$, $25-29$. Based on this histogram, what is the class width?

Rolling the Dice An experiment was conducted in which two fair dice were thrown 100 times. The sum of the pips showing on the dice was then recorded. The following frequency histogram gives the results.

f. Describe the shape of the distribution.

Which of the following best describes the purpose of a histogram?

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?