Intro Stats, Books a la carte Plus NEW MyLab Statistics with Pearson eText -- Access Card Package (5th Edition)
5th Edition
ISBN: 9780134210247
Author: Richard D. De Veaux, Paul Velleman, David E. Bock
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 33E
Graduation? A survey of major universities asked what percentage of incoming freshmen usually graduate “on time” in 4 years. Use the summary statistics given to answer the questions that follow.
| % on Time | |
| Count | 48 |
| 68.35 | |
| 69.90 | |
| StdDev | 10.20 |
| Min | 43.20 |
| Max | 87.40 |
| 44.20 | |
| 25th %tile | 59.15 |
| 75th %tile | 74.75 |
- a) Would you describe this distribution as symmetric or skewed? Explain.
- b) Are there any outliers? Explain.
- c) Create a boxplot of these data.
- d) Write a few sentences about the graduation rates.
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a. What is the mean commute time for…
Chapter 4 Solutions
Intro Stats, Books a la carte Plus NEW MyLab Statistics with Pearson eText -- Access Card Package (5th Edition)
Ch. 4.1 - The Bureau of Transportation Statistics of the...Ch. 4.1 - The Bureau of Transportation Statistics of the...Ch. 4.1 - Prob. 3JCCh. 4 - Load factors 2016 The Research and Innovative...Ch. 4 - Load factors, 2016 by season We can also compare...Ch. 4 - Prob. 3ECh. 4 - Prisons 2014 In a way, boxplots are the opposite...Ch. 4 - Load factors 2016 by month Here is a display of...Ch. 4 - Prob. 6ECh. 4 - Prob. 7E
Ch. 4 - Prob. 8ECh. 4 - Prob. 9ECh. 4 - Exoplanets re-expressed Here are the exoplanet...Ch. 4 - Pizza prices by city (Data in Pizza prices) The...Ch. 4 - Cost of living 2016, selected cities To help...Ch. 4 - Prob. 16ECh. 4 - Prob. 17ECh. 4 - Slalom times 2014 The Mens Giant Slalom skiing...Ch. 4 - Sugar in cereals Sugar is a major ingredient in...Ch. 4 - Tendon transfers People with spinal cord injuries...Ch. 4 - Population growth, 2010 by region (Data in...Ch. 4 - Camp sites Shown below are the histogram and...Ch. 4 - Hospital stays The U.S. National Center for Health...Ch. 4 - Deaths 2014 A National Vital Statistics Report...Ch. 4 - Womens basketball Here are boxplots of the points...Ch. 4 - Prob. 26ECh. 4 - Marriage age In 1975, did men and women marry at...Ch. 4 - Fuel economy and cylinders Describe what these...Ch. 4 - Prob. 29ECh. 4 - Ozone Ozone levels (in parts per billion, ppb)...Ch. 4 - Test scores Three statistics classes all took the...Ch. 4 - Prob. 32ECh. 4 - Graduation? A survey of major universities asked...Ch. 4 - Vineyards Here are summary statistics for the...Ch. 4 - Caffeine A student study of the effects of...Ch. 4 - SAT scores Here are the summary statistics for...Ch. 4 - Prob. 37ECh. 4 - Framingham cholesterol The Framingham Heart Study...Ch. 4 - Prob. 39ECh. 4 - Cloud seeding In an experiment to determine...Ch. 4 - Industrial experiment Engineers at a computer...Ch. 4 - Cholesterol and smoking A study that examined the...Ch. 4 - Prob. 43ECh. 4 - Assets Here is a histogram of the assets (in...Ch. 4 - Prob. 46ECh. 4 - Assets again Here are the same data you saw in...Ch. 4 - Rainmakers The table lists the amounts of rainfall...Ch. 4 - Stereograms Stereograms appear to be composed...Ch. 4 - Stereograms, revisited Because of the skewness of...Ch. 4 - Prob. 51ECh. 4 - Prob. 52E
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