Elementary Statistics
Elementary Statistics
12th Edition
ISBN: 9780321836960
Author: Mario F. Triola
Publisher: PEARSON
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Chapter 12, Problem 10CRE

Lottery: Goodness-of-Fit The bars in the histogram included with Exercise 9 depict these frequencies: 21, 19, 15, 18, 24, 18,16,24,30, and 15. Test the claim that the digits are selected from a population in which the digits arc all equally likely. Is there a problem with the lottery?

9. Lottery: Interpreting a Graph Shown below is a histogram of digits selected in California’s Win 4 lottery. Each drawing involves the random selection (with replacement) of four digits between 0 and 9 inclusive.

  1. a. If the lottery works correctly, what should be the shape of the histogram in the long run? Does the histogram shown here depict the expected distribution?
  2. b. Does the display depict a normal distribution? Why or why not?

Chapter 12, Problem 10CRE, Lottery: Goodness-of-Fit The bars in the histogram included with Exercise 9 depict these

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Chapter 12 Solutions

Elementary Statistics

Ch. 12.2 - In Exercises 1-4, use the following listed chest...Ch. 12.2 - Prob. 2BSCCh. 12.2 - In Exercises 1-4, use the following listed chest...Ch. 12.2 - Prob. 4BSCCh. 12.2 - In Exercises 516, use analysis of variance for the...Ch. 12.2 - In Exercises 516, use analysis of variance for the...Ch. 12.2 - Highway Fuel Consumption Data Set 14 in Appendix B...Ch. 12.2 - City Fuel Consumption Data Set 14 in Appendix B...Ch. 12.2 - Head Injury Crash Test Data Exercises 14 use chest...Ch. 12.2 - Pelvis Injury Crash Test Data Exercises 14 use...
Ch. 12.2 - Prob. 11BSCCh. 12.2 - Prob. 12BSCCh. 12.2 - Prob. 13BSCCh. 12.2 - Prob. 14BSCCh. 12.2 - Prob. 15BSCCh. 12.2 - Prob. 16BSCCh. 12.2 - Tukey Test A display of the Bonferroni test...Ch. 12.3 - Prob. 1BSCCh. 12.3 - Prob. 2BSCCh. 12.3 - Prob. 3BSCCh. 12.3 - Prob. 4BSCCh. 12.3 - Prob. 5BSCCh. 12.3 - Car Crash Tests The following table lists results...Ch. 12.3 - Prob. 7BSCCh. 12.3 - Prob. 8BSCCh. 12.3 - Self-Esteem The following table lists measures of...Ch. 12.3 - Prob. 10BSCCh. 12.3 - Prob. 11BBCh. 12 - Measures of Voltage The author measured voltage...Ch. 12 - Prob. 2CQQCh. 12 - Prob. 3CQQCh. 12 - Prob. 4CQQCh. 12 - Prob. 5CQQCh. 12 - Prob. 6CQQCh. 12 - Prob. 7CQQCh. 12 - Prob. 8CQQCh. 12 - Using the same results given in Exercise 8, does...Ch. 12 - Prob. 1RECh. 12 - Prob. 2RECh. 12 - Tar in Cigarettes Data Set 10 in Appendix B...Ch. 12 - Smoking, Body Temperature, Gender The table below...Ch. 12 - Prob. 1CRECh. 12 - Prob. 2CRECh. 12 - Prob. 3CRECh. 12 - Prob. 4CRECh. 12 - In Exercises 1-5, refer to the following list of...Ch. 12 - Freshman 15: Correlation/Regression listed below...Ch. 12 - Platelets: Normal Distribution Based on Data Set 1...Ch. 12 - Job Priority Survey USA Today reported about an...Ch. 12 - Prob. 9CRECh. 12 - Lottery: Goodness-of-Fit The bars in the histogram...Ch. 12 - Prob. 10CQQCh. 12 - Chocolate Chips Revisited The Chapter Problem for...
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