A sample of 15 seven-year old boys shows their favorite superheroes:

Which of the following is the correct percent

frequency for Spiderman?

A display used to compare the frequency, relative frequency, or percent frequency of two categorical variables is a:

Using the Excel file name ‘ExamScore’ to construct a frequency distribution for the data of 20 exam scores. Let the first class be 50 to 59. What is the frequency for the students obtaining the scores between 70 to 79.

18% of the students in a School of Business Administration are majoring in Economics, 25% in Finance, 30% in Management, and 27% in Accounting. Which of the following graphical devices can be used to present this data?

Which of the following is a common data visualization tool in Excel?

Using the Excel data file name ‘BrandValue’ to create a crosstabulation for the data on Industry (rows) and Brand Revenue ($ billion), using class intervals of 25 starting at 0 for Brand Revenue ($ billions). Tell which of following conclusion is wrong.

A histogram is a

What type of data can be grouped by specific categories, such as labels or names?

In a scatter diagram, a line that provides an approximation of the relationship between the variables is known as a _____ line.

Using the Excel data file named ‘2012Names’, find the three most common last names.