Questions from Business Statistics


Q: Find a contingency table of categorical data from a newspaper, a

Find a contingency table of categorical data from a newspaper, a magazine, or the Internet. 1. Is it clearly labeled? 2. Does it display percentages or counts? 3. Does the accompanying article tell th...

See Answer

Q: Find a bar graph or pie chart of categorical data from a

Find a bar graph or pie chart of categorical data from a newspaper, a magazine, or the Internet. 1. Is the graph clearly labeled? 2. Does the graph violate the area principle? 3. Does the accompanying...

See Answer

Q: In 2012, the following data were reported by the U.

In 2012, the following data were reported by the U.S. Census Bureau. The data show the number of people (in thousands) living above and below the poverty line in each of the four regions of the United...

See Answer

Q: Look again at the table of post-graduation plans for the

Look again at the table of post-graduation plans for the senior class in Exercise 29. 1. Find the conditional distributions (percentages) of plans for the white students. 2. Find the conditional distr...

See Answer

Q: The Motion Picture Association of America studies the ethnicity of moviegoers to

The Motion Picture Association of America studies the ethnicity of moviegoers to understand changes in the demographics of moviegoers over time. Here are the numbers of moviegoers (in millions) classi...

See Answer

Q: A recent article in Geophysical Research Letters (Asteroid impact effects and

A recent article in Geophysical Research Letters (Asteroid impact effects and their immediate hazards for human populations, 10.1002/2017GL073191) simulated the consequences of an earth impact by an a...

See Answer

Q: You find a number of cartoons throughout this text. Are they

You find a number of cartoons throughout this text. Are they Are cartoons simply entertaining, or will they help with learning? Lawrence M. Lesser, Dennis K. Pearl, and John J. Weber III (Assessing fu...

See Answer

Q: The Centers for Disease Control and Prevention provide data on smoking rates

The Centers for Disease Control and Prevention provide data on smoking rates by year and for men and women separately. Here is a table with some of that information: 1. What was the smoking rate among...

See Answer

Q: Look again at the table of smoking prevalence in Exercise 19.

Look again at the table of smoking prevalence in Exercise 19. 1. Compare the smoking rate among 1824-year-old women to that of men during the time covered by this table. 2. Relatively few women over t...

See Answer

Q: Pew Research (www.pewsocialtrends.org/2013/03

Pew Research (www.pewsocialtrends.org/2013/03/14/modern-parenthood-roles-of-moms-and-dads converge-as-they-balance-work-and-family/) surveyed parents and asked how many hours they spent in various act...

See Answer