Introduction to Probability and Statistics
Introduction to Probability and Statistics
14th Edition
ISBN: 9781133103752
Author: Mendenhall, William
Publisher: Cengage Learning
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Chapter 1, Problem 1.67SE

What’s Normal? The 98.6 degree standard for human body temperature was derived by a German doctor in 1868. In an attempt to verify his claim. Mackowiak. Wasserman. and Levine22 took temperatures from 148 healthy people over a 3-day period. A data set closely matching the one in Mackowiak’s article was derived by Allen Shoemaker, and appears in the Journal of Statistics Education.23 The body temperatures for these 130 individuals are shown in the relative frequency histogram that follows.

Chapter 1, Problem 1.67SE, What’s Normal? The 98.6 degree standard for human body temperature was derived by a German doctor in

  1. Describe the shape of the distribution of temperatures.
  2. Are there any unusual observations? Can you think of any explanation for these?
  3. Locate the 98.6-degee standard on the horizontal axis of the graph. Does it appear to be near the center of the distribution?

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Chapter 1 Solutions

Introduction to Probability and Statistics

Ch. 1.3 - Experimental Units Identify the experimental units...Ch. 1.3 - Qualitative or Quantitative? Identify each...Ch. 1.3 - Discrete or Continuous? Identify the following...Ch. 1.3 - Discrete or Continuous? Identify each quantitaive...Ch. 1.3 - Parking on Campus Six vehicles are selected from...Ch. 1.3 - Past U.S. Presidents A data set consists of the...Ch. 1.3 - Voter Attitudes You are a candidate for your state...Ch. 1.3 - Cancer Survival Times A medical researcher wants...Ch. 1.3 - New Teaching Methods An educational researcher...Ch. 1.3 - Fifty people are grouped into four categrires A,...
Ch. 1.3 - Jeans A manufacturer of jeans has plants in...Ch. 1.3 - Prob. 1.12ECh. 1.3 - Want to Be President? Would you want to be the...Ch. 1.3 - Facebook Fanatics The social networking site...Ch. 1.3 - Back to Work How long does it take you to adjust...Ch. 1.5 - Construct a stem and leaf plot for these 50...Ch. 1.5 - Refer to Exercise 1.16. Construct a relative...Ch. 1.5 - Prob. 1.18ECh. 1.5 - A discrete variable can take on oniy the values 0....Ch. 1.5 - Prob. 1.20ECh. 1.5 - Prob. 1.21ECh. 1.5 - Prob. 1.22ECh. 1.5 - Cheeseburgers Create a dotplot for the number of...Ch. 1.5 - Prob. 1.24ECh. 1.5 - Prob. 1.25ECh. 1.5 - Prob. 1.26ECh. 1.5 - Education Pays Off! Education pays off, according...Ch. 1.5 - Preschool The ages (in months) at which 50...Ch. 1.5 - Prob. 1.29ECh. 1.5 - Prob. 1.30ECh. 1.5 - Prob. 1.31ECh. 1.5 - Prob. 1.32ECh. 1.5 - Prob. 1.33ECh. 1.5 - RBC Counts The red blood cell count of a healthy...Ch. 1.5 - Prob. 1.35ECh. 1.5 - Prob. 1.36ECh. 1.5 - Hazardous Waste How safe is your neighborhood? Are...Ch. 1 - Quantitative or Qualitative? Identify each...Ch. 1 - Symmetric or Skewed? Do you expect the...Ch. 1 - Continuous or Discrete? Identify each variable as...Ch. 1 - Prob. 1.41SECh. 1 - Continuous or Discrete, again Identify each...Ch. 1 - Aqua Running Aqua running has been suggested as a...Ch. 1 - Prob. 1.44SECh. 1 - Ages of Pennies We collected 50 pennies and...Ch. 1 - Prob. 1.46SECh. 1 - Presidential Vetoes Here is a list of the 44...Ch. 1 - Prob. 1.48SECh. 1 - Prob. 1.49SECh. 1 - Prob. 1.50SECh. 1 - Prob. 1.51SECh. 1 - Prob. 1.52SECh. 1 - Prob. 1.53SECh. 1 - Student Heights The self-reported heights of 105...Ch. 1 - Prob. 1.55SECh. 1 - Pulse Rates A group of 50 biomedical students...Ch. 1 - Prob. 1.57SECh. 1 - Prob. 1.58SECh. 1 - Prob. 1.59SECh. 1 - Prob. 1.60SECh. 1 - Prob. 1.61SECh. 1 - Old Faithful The data below are the wailing times...Ch. 1 - Prob. 1.63SECh. 1 - Prob. 1.64SECh. 1 - Prob. 1.65SECh. 1 - The number of Starhucks coffee shops in cities...Ch. 1 - What’s Normal? The 98.6 degree standard for human...
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