Questions from Business Statistics

Q: An investigator compiled information about recent nonmilitary plane crashes. The causes

An investigator compiled information about recent nonmilitary plane crashes. The causes, to the extent that they could be determined, are summarized in the table. 1. Is it reasonable to conclude that...

Q: The movie genres listed in Exercise 35 were originally listed as these

The movie genres listed in Exercise 35 were originally listed as these: 1. What problem would you encounter in trying to make a display of these data? 2. How did the creators of the bar chart in Exerc...

Q: Fifty-nine countries won gold medals in the 2016 Summer Olympics

Fifty-nine countries won gold medals in the 2016 Summer Olympics. The table lists them, along with the total number of gold medals each won. 1. Try to make a display of these data. What problems do yo...

Q: The Yale Program on Climate Change Communication surveyed 1263 American adults in

The Yale Program on Climate Change Communication surveyed 1263 American adults in March 2015 and asked them about their attitudes on global climate change. Here a display of the percentages of respond...

Q: A survey of athletic trainers asked what modalities (treatment methods such

A survey of athletic trainers asked what modalities (treatment methods such as ice, whirlpool, ultrasound, or exercise) they commonly use to treat injuries. Respondents were each asked to list three m...

Q: The histogram shows the carbohydrate content of 77 breakfast cereals (in

The histogram shows the carbohydrate content of 77 breakfast cereals (in grams). 1. Describe this distribution. 2. If you can, open the dataset and identify the cereals with the highest carbohydrate c...

Q: Look once more at the table summarizing the political views of Intro

Look once more at the table summarizing the political views of Intro Stats students in Exercise 30. 1. Produce a graphical display comparing the conditional distributions of males and females among th...

Q: One of the authors collected the times (in minutes) it

One of the authors collected the times (in minutes) it took him to run 4 miles on various courses during a 10-year period. Here is a histogram of the times: Describe the distribution and summarize the...

Q: The histogram shows the lengths of hospital stays (in days)

The histogram shows the lengths of hospital stays (in days) for all the female patients admitted to hospitals in New York during one year with a primary diagnosis of acute myocardial infarction (heart...

Q: The Cornell Lab of Ornithology holds an annual Christmas Bird Count (

The Cornell Lab of Ornithology holds an annual Christmas Bird Count (www.birdsource.org), in which bird watchers at various locations around the country see how many different species of birds they ca...