Stats: Data and Models
5th Edition
ISBN: 9780135164013
Author: DeVeaux
Publisher: PEARSON CO
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Question
Chapter 5, Problem 20E
a.
To determine
Find the
b.
To determine
Explain whether the distribution of the weights is symmetric or skewed. If skewed, explain the reason.
c.
To determine
Find the new values of mean, standard deviation, quartiles,
d.
To determine
Find the new values of mean, standard deviation, quartiles, median, IQR and range of weights of boxes shipped, if the company ships these hams(the box and packing materials add 30 ounces).
e.
To determine
Whether the summary statistics of part d might not change if that data value were added to the distribution.
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Stats: Data and Models
Ch. 5.1 - 1. Your statistics teacher has announced that the...Ch. 5.1 - Prob. 2JCCh. 5.2 - Prob. 3JCCh. 5.2 - 4. A company manufactures wheels for in-line...Ch. 5.3 - 5. As a group, the Dutch are among the tallest...Ch. 5.3 - Prob. 6JCCh. 5.3 - Prob. 7JCCh. 5.3 - 8. Our original sample of 100 commute times had a...Ch. 5 - Prob. 1ECh. 5 - 2. Mensa People with z-scores above 2.5 on an IQ...
Ch. 5 - 3. Temperatures A town’s January high temperatures...Ch. 5 - 4. Placement exams An incoming freshman took her...Ch. 5 - 5. Shipments A company selling clothing on the...Ch. 5 - 6. Hotline A company’s customer service hotline...Ch. 5 - Prob. 7ECh. 5 - 8. Women’s shoe sizes The shoe size data for women...Ch. 5 - 9. Guzzlers? Environmental Protection Agency (EPA)...Ch. 5 - 10. IQ Some IQ tests are standardized to a Normal...Ch. 5 - Prob. 11ECh. 5 - 12. Stats test Suppose your statistics professor...Ch. 5 - 13. Normal cattle The Virginia Cooperative...Ch. 5 - 14. IQs revisited Based on the Normal model N(100,...Ch. 5 - Prob. 15ECh. 5 - Prob. 16ECh. 5 - Prob. 17ECh. 5 - Prob. 18ECh. 5 - 19. Payroll Here are the summary statistics for...Ch. 5 - 20. Hams A specialty foods company sells “gourmet...Ch. 5 - 21. SAT or ACT? Each year thousands of high school...Ch. 5 - 22. Cold U? A high school senior uses the Internet...Ch. 5 - 23. Music library again Corey has 4929 songs in...Ch. 5 - 24. Windy In the last chapter, we looked at three...Ch. 5 - 25. Combining test scores The first Stats exam had...Ch. 5 - 26. Combining scores again The first Stat exam had...Ch. 5 - 27. Final exams Anna, a language major, took final...Ch. 5 - 28. MP3s Two companies market new batteries...Ch. 5 - Prob. 29ECh. 5 - 30. Car speeds 100 John Beale of Stanford,...Ch. 5 - Prob. 31ECh. 5 - Prob. 32ECh. 5 - Prob. 33ECh. 5 - Prob. 34ECh. 5 - Prob. 35ECh. 5 - Prob. 36ECh. 5 - Prob. 37ECh. 5 - 38. High IQ Exercise 10 proposes modeling IQ...Ch. 5 - 39. Trees A forester measured 27 of the trees in a...Ch. 5 - 40. Rivets A company that manufactures rivets...Ch. 5 - Prob. 41ECh. 5 - Prob. 42ECh. 5 - Prob. 43ECh. 5 - Prob. 44ECh. 5 - 45. Receivers 2015 NFL data from the 2015 football...Ch. 5 - 46. Customer database A large philanthropic...Ch. 5 - Prob. 47ECh. 5 - Prob. 48ECh. 5 - Prob. 49ECh. 5 - 50. More IQs In the Normal model N(100, 15) from...Ch. 5 - Prob. 51ECh. 5 - 52. IQ, finis Consider the IQ model N(100, 15) one...Ch. 5 - Prob. 53ECh. 5 - 54. Tires A tire manufacturer believes that the...Ch. 5 - 55. Kindergarten Companies that design furniture...Ch. 5 - 56. Body temperatures Most people think that the...Ch. 5 - Prob. 57ECh. 5 - Prob. 58E
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