Exam 2: Picturing Variation With Graphs

Below are two histograms. One corresponds to the ages at which a sample of people applied for marriage licenses; the other corresponds to the last digit of a sample of social security numbers. Which graph is which, and why?

What is the typical value for the histogram shown below?

According to the word cloud, what is the most common word in the first chapter of Alice's Adventures in Wonderland? Why?

In the following histogram, what can you conclude about the bin width?

What is the difference between a bar chart and a histogram?

The bar charts below depict the veteran statuses of Americans, separated by gender. Which bar chart has more variability in veteran status? Why?

for following questions , match one of the histograms below with its appropriate description. -The distribution of scores on an easy test is displayed in histogram .

Use the following information to answer questions (17) - (18): A large state university conducted a survey among their students and received 400 responses. The survey asked the students to provide the following information: * Age * Year in School (Freshman, Sophomore, Junior, Senior) * Major -What type of graph would you use to describe the variables Major and Year in School?

for following questions , what would you expect the shape of the distribution described to look like? Explain your reasoning. -The distribution of the household incomes in a large city.

What does it mean to find the mode of a bar chart?

for following questions , match one of the histograms below with its appropriate description. -The distribution of household income in a large city is displayed in histogram .

Use the word cloud to answer questions -The words "owls" and "eyes" appear to be similar in size. Does this mean that each of these words is used the same number of times in the first chapter of the book? Why or why not?

According to the word cloud, which is the most common word in the first chapter of The Fault in Our Stars? Why?

How would you describe the typical value for this histogram? Explain your reasoning.

What information is NOT explicitly portrayed in the word cloud?

for following questions , match one of the histograms below with its appropriate description. -The distribution of the number of "friends" users of a popular social media site has is displayed in histogram .

How are individual observations recorded in a dotplot versus a stemplot?

Which of the following would likely show a bimodal distribution in a histogram?

Use the following information to answer questions A large state university conducted a survey among their students and received 400 responses. The survey asked the students to provide the following information: * Age * Year in School (Freshman, Sophomore, Junior, Senior) * Gender -What type of graph would you use to describe the variable Year in School? Explain your reasoning.