Questions from Business Statistics

Q: The New York Times combined survey data (economix.blogs

The New York Times combined survey data (economix.blogs.nytimes.com/2013/07/10/working-parents-wanting-fewer-hours/) with data from the U.S. Bureau of Labor Statistics (BLS) (www.bls.gov/news.release/...

Q: The organization Monitoring the Future (www.monitoringthefuture.org)

The organization Monitoring the Future (www.monitoringthefuture.org) asked 2048 eighth graders who said they smoked cigarettes what brands they preferred. The table shows brand preferences for two reg...

Q: Here is a mosaic plot of the data on being successful from

Here is a mosaic plot of the data on being successful from Exercise 10: 1. Are the differences in sample sizes in the four groups very large? Explain briefly. 2. Which factor seems more important in d...

Q: Find a bar chart of categorical data from a newspaper, a

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

Q: Look again at the table of political views for the Intro Stats

Look again at the table of political views for the Intro Stats students in Exercise 30. 1. Find the conditional distributions (percentages) of political views for the females. 2. Find the conditional...

Q: Find a pie chart of categorical data from a newspaper, a

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

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

Find a frequency 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 the...

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

Find a 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 the W of the v...

Q: Find a histogram that shows the distribution of a variable in a

Find a histogram that shows the distribution of a variable in a newspaper, a magazine, or the Internet. 1. Does the article identify the W? 2. Discuss whether the display is appropriate. 3. Discuss wh...

Q: Find a graph other than a histogram that shows the distribution of

Find a graph other than a histogram that shows the distribution of a quantitative variable in a newspaper, a magazine, or the Internet. 1. Does the article identify the W? 2. Discuss whether the displ...