Essentials of Modern Business Statistics with Microsoft Office Excel (Book Only)
7th Edition
ISBN: 9781337298353
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams
Publisher: South-Western College Pub
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Textbook Question
Chapter 2, Problem 2.2.3CP
Case Problem 2 Motion Picture Industry
The motion picture industry is a competitive business. More than 50 studios produce a total of 300 to 400 new motion pictures each year, and the financial success of each motion picture varies considerably. The opening weekend sales ($ millions), the total gross sales ($ millions), the number of theaters the movie was shown in, and the number of weeks the motion picture was in release are common variables used to measure the success of a motion picture. Data collected for the top I (X) motion pictures produced in 2011 are contained in the DATAfile named 2011Movies (Box Office Mojo, March 17, 2012). Table 2.20 shows the for the first 10 motion pictures in this file
Managerial Report
Use the tabular and graphical methods of
3. A
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The business problem facing the director of broadcasting operations for a television station was the issue of standby hours and what factors were related to standby hours. The study included the following variables:Standby hours (Y) –Total number of standby hours in a week weekly staff count (X1) –Weekly total of people-days. Remote engineering hours (X2) –Total number of engineering hours worked by employees at locations away from the central plant data were collected for 26 weeks. These data are organized and stored in.
A)Interpret the meaning of the coefficients b1and b2 in this problem
B)What is the significance of b0?
C)Predict the mean standby hours for a week in which the weekly staff count was 310 people-days and the remote-engineering hours total was 400
Standby_hours_(Y)
Total_Staff_Present(X1)
Remote_Hours_(X2)
247
338
414
177
333
600
269
358
656
211
372
631
196
337
528
135
289
419
195
334
382
118
293
399
116
325
343
147
311
338
154
304
353
146
312…
Problem 3:
A research study was conducted to examine the clinical efficacy of a new antidepressant. Depressed patients were randomly assigned to one of three groups: a placebo group, a group that received a low dose of the drug, and a group that received a moderate dose of the drug. After four weeks of treatment, the patients completed the Beck Depression Inventory. The higher the score, the more depressed the patient. The data are presented below. Compute the appropriate test.
Placebo
Low Dose
Moderate Dose
38
22
14
47
19
26
39
8
11
25
23
18
42
31
5
USING SPSS Give the following:
Null hypothesis
Alternative hypothesis
Statistical test
Computation
Decision
Conclusion
QUESTION 3
A business has two types of employees - managers and workers. Managers earn either $100,000 or $200,000 a year. Workers earn either $10,000 or $20,000 a year. The number of male and female managers at each salary level are shown in the first table below. The number of male and female workers at each salary level are shown in the second table below.
Managers
$100,000
$200,000
Male
80
20
Female
20
30
Workers
$10,000
$20,000
Male
30
20
Female
20
80
These tables are converted to row percentages below:
Managers
$100,000
$200,000
Male
80%
20%
Female
40%
60%
Workers
$10,000
$20,000
Male
60%
40%
Female
20%
80%
Looking at the data, broken down by type of employee, which of the following best describes the relationship between sex and salary?
Group of answer choices-
(A) Broken down by employee type, females are more likely to earn a higher salary than males. There is a higher percentage of female managers at the higher salary…
Chapter 2 Solutions
Essentials of Modern Business Statistics with Microsoft Office Excel (Book Only)
Ch. 2.1 - The response to a question has three alternatives:...Ch. 2.1 - A partial relative frequency distribution is...Ch. 2.1 - A questionnaire provides 58 Yes, 42 No, and 20...Ch. 2.1 - Prob. 4ECh. 2.1 - In alphabetical order, the six most common last...Ch. 2.1 - Nielsen Media Research provided the list of the 25...Ch. 2.1 - The Canmark Research Center Airport Customer...Ch. 2.1 - Prob. 8ECh. 2.1 - Nearly 1.8 million bachelor's degrees and over...Ch. 2.1 - VirtualTourist provides ratings for hotels...
Ch. 2.2 - Consider the following data. a. Develop a...Ch. 2.2 - Consider the following frequency distribution...Ch. 2.2 - Prob. 13ECh. 2.2 - Prob. 14ECh. 2.2 - Prob. 15ECh. 2.2 - Construct a stem-and-leaf display for the...Ch. 2.2 - A doctor's office staff studied the waiting times...Ch. 2.2 - CBSSports.com developed the Total Player Ratings...Ch. 2.2 - Based on the tons handled in a year, the ports...Ch. 2.2 - The London School of Economics and the Harvard...Ch. 2.2 - Quantcast.com provides the number of people from...Ch. 2.2 - Entrepreneur magazine ranks franchises using...Ch. 2.2 - The following data show the year-to-date percent...Ch. 2.2 - Prob. 24ECh. 2.2 - Prob. 25ECh. 2.2 - The Flying Pig Half-Marathon (13.1 miles) had...Ch. 2.3 - The following data are for 30 observations...Ch. 2.3 - The following observations are for two...Ch. 2.3 - The Daytona 500 is a 500-mile automobile race held...Ch. 2.3 - The following crosstabulation shows the average...Ch. 2.3 - Prob. 31ECh. 2.3 - The following crosstabulation shows the number of...Ch. 2.4 - Prob. 36ECh. 2.4 - Consider the following data on two categorical...Ch. 2.4 - Prob. 38ECh. 2.4 - Prob. 39ECh. 2.4 - Prob. 40ECh. 2.4 - Prob. 41ECh. 2.4 - Prob. 42ECh. 2.4 - The Northwest regional manager of an outdoor...Ch. 2 - Approximately 1.5 million high school students...Ch. 2 - Data showing the population by state in millions...Ch. 2 - A startup company's ability to gain funding is a...Ch. 2 - Prob. 49SECh. 2 - Prob. 50SECh. 2 - Western University has only one women's softball...Ch. 2 - Prob. 53SECh. 2 - Prob. 57SECh. 2 - A zoo has categorized its visitors into three...Ch. 2 - Pelican Stores, a division of National Clothing,...Ch. 2 - Prob. 2.1.2CPCh. 2 - Pelican Stores, a division of National Clothing,...Ch. 2 - Pelican Stores, a division of National Clothing,...Ch. 2 - Case Problem 2Motion Picture Industry The motion...Ch. 2 - Prob. 2.2.2CPCh. 2 - Case Problem 2 Motion Picture Industry The motion...Ch. 2 - Case Problem 2 Motion Picture Industry The motion...Ch. 2 - Case Problem 3Queen City Cincinnati, Ohio, also...Ch. 2 - Case Problem 3Queen City Cincinnati, Ohio, also...Ch. 2 - Case Problem 3Queen City Cincinnati, Ohio, also...Ch. 2 - Case Problem 4Cut-Rate Machining, Inc. Jon...Ch. 2 - Case Problem 4Cut-Rate Machining, Inc. Jon...Ch. 2 - Case Problem 4Cut-Rate Machining, Inc. Jon...
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