Intro Stats, Books a la Carte Edition (5th Edition)
Intro Stats, Books a la Carte Edition (5th Edition)
5th Edition
ISBN: 9780134210285
Author: Richard D. De Veaux, Paul Velleman, David E. Bock
Publisher: PEARSON
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Inverse Normal Distribution
The method used for finding the corresponding z-critical value in a normal distribution using the known probability is said to be an inverse normal distribution. The inverse normal distribution is a continuous probability distribution with a family of tw…
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Textbook Question
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Chapter 4, Problem 23E

Hospital stays The U.S. National Center for Health Statistics compiles data on the length of stay by patients in short-term hospitals and publishes its findings in Vital and Health Statistics. Data from a sample of 39 male patients and 35 female patients on length of stay (in days) are displayed in the following histograms:

Chapter 4, Problem 23E, Hospital stays The U.S. National Center for Health Statistics compiles data on the length of stay by

  1. a) What would you change about these histograms to make them easier to compare?
  2. b) Describe these distributions by writing a few sentences comparing the duration of hospitalization for men and women.
  3. c) Can you suggest a reason for the peak in women’s length of stay?
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Chapter 4 Solutions

Intro Stats, Books a la Carte Edition (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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