Chapter 6 Exercise 26
A population consists of 15 items, 10 of which are acceptable.
In a sample of four items, what is the probability that exactly three are acceptable? Assume the samples
are drawn without replacement. (Round your answer to 4 decimal pl

Chapter 5 Exercise 40
Solve the following:
a.
6,840
b.
9
P3
504
c.
7
C2
21
Explanation:
a.
20! = 20(19) (18) (17)1 and 17! = 17(16) (15) (14)1. Cancel factors which appear in both numerator
and denominator.
Thus this simplifies to (20) (19) (18) or 6,840.

Chapter 5 Exercise 22
A National Park Service survey of visitors to the Rocky Mountain region revealed that 50% visit
Yellowstone Park, 40% visit the Tetons, and 35% visit both.
a. What is the probability a vacationer will visit at least one of these attr

Chapter 2 Exercise 20
The following cumulative frequency polygon shows the selling price ($000) of houses sold in the Billings,
Montana, area.
a. How many homes were studied?
Number of homes
200 1
b. What is the class interval?
Class interval
50 5
c. One

Chapter 2 Exercise 4
Two thousand frequent business travelers are asked which midwestern city they prefer: Indianapolis,
Saint Louis, Chicago, or Milwaukee. 108 liked Indianapolis best, 432 liked Saint Louis, 1258 liked
Chicago, and the remainder preferre

Chapter 2 Exercise 12
The Quick Change Oil Company has a number of outlets in the metropolitan Seattle area. The daily
number of oil changes at the Oak Street outlet in the past 20 days are:
65
70
98
62
55
66
62
80
79
94
59
79
51
63
90
73
72
71
56
85
The

Chapter 5 Exercise 14
The chair of the board of directors says, "There is a 50% chance this company will earn a profit, a 30%
chance it will break even, and a 20% chance it will lose money next quarter."
a. Use an addition rule to find the probability the

Chapter 2 Exercise 14
The food services division of Cedar River Amusement Park Inc. is studying the amount that families who
visit the amusement park spend per day on food and drink. A sample of 40 families who visited the park
yesterday revealed they spe

Chapter 2 Exercise 6
A small business consultant is investigating the performance of several companies. The fourth-quarter
sales for last year (in thousands of dollars) for the selected companies were:
Company
Hoden Building Products
J & R Printing Inc.
L

Chapter 2 Exercise 18
Ecommerce.com, a large Internet retailer, is studying the lead time (elapsed time between when an order
is placed and when it is filled) for a sample of recent orders. The lead times are reported in days.
Lead Time
(days)
0 up to 5
5

Chapter 6 Exercise 4
Which of these variables are discrete and which are continuous random variables?
a.
b.
c.
d.
e.
f.
The number of new accounts
established by a salesperson in a
year.
The time between customer
arrivals to a bank ATM.
The number of cust

Chapter 5 Exercise 4
A large company must hire a new president. The Board of Directors prepares a list of five candidates, all
of whom are equally qualified. Two of these candidates are members of a minority group. To avoid bias in
the selection of the ca

Chapter 6 Exercise 20
In a binomial distribution, n = 12 and = .60.
a. Find the probability for x = 5? (Round your answer to 3 decimal places.)
Probability
0.101 0.005
b. Find the probability for x 5? (Round your answer to 3 decimal places.)
Probability
0

Chapter 6 Exercise 14
The U.S. Postal Service reports 95% of first-class mail within the same city is delivered within 2 days of
the time of mailing. Six letters are randomly sent to different locations.
a. What is the probability that all six arrive with

Contemporary Wood Furniture
Comparative Balance Sheet
December 31, 2010, and 2011
2011
Amount
Assets
Current Assets
Cash
Accounts Receivable
Merchandise Inventory
Total Current Assets
$
Plant and Equipment
Equipment
Total Plant and Equipment
Total Assets