Exam 2: Picturing Variation With Graphs

The bar charts below depict the MPAA movie ratings of 489 movies, separated by high and low critic scores. Which bar chart shows more variability in MPAA movie ratings? Why?

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

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 variables Gender and Year in School? Explain your reasoning. A word cloud was created using the first chapter of J.K. Rowling's Harry Potter and the Sorcerer's Stone. (Note that filler words such as "the," "a/an," and "and" were excluded from the plot.)

for following questions , match one of the histograms below with its appropriate description. -The distribution of female heights is displayed in histogram .

The following histogram represents the number of reviews a movie received on a popular website. What is the typical number of reviews a movie is expected to receive, according to this distribution? Explain your reasoning.

Use the following information to answer questions A large state university conducted a survey among their students and received 300 responses. The survey asked the students to provide the following information: * Age * Year in School (Freshman, Sophomore, Junior, Senior) * Gender * GPA -What type of graph would you use to describe the variable Age?

The two histograms below display the exact same data. How do the plots differ?

Which dotplot represents the same data as the histogram shown below?

Which histogram represents the same data as the dotplot shown below?

When examining distributions of numerical data, what three components should you look for?

Which statement below is NOT supported by the following bar chart?

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

When examining distributions of numerical data, what three components should you look for?

Using the following bar chart, what can you say about the difference in seat belt use for males versus females?

Use the word cloud to answer questions -According to the word cloud, what is the most common word in the first chapter of Harry Potter and the Sorcerer's Stone? Why?

Order the following histograms from least to most variability.

What is the difference between a histogram and a relative frequency 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 variable Major?

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

Which statement below is NOT supported by the following bar chart?