Modern Business Statistics with Microsoft Office Excel 6th Edition by David R. Anderson Test bank

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ANSWER:  a.45%
b.No, it is descriptive statistics.
c.statistical inference
d.No, this is simply an inference and approximation based on the sample information.
e.25%
f.2
g.200
POINTS:  1
DIFFICULTY:  Easy
REFERENCES:  Data
LEARNING OBJECTIVES:  MBST.ASWC.18.01.02 - 1.2
NATIONAL STANDARDS:  United States - Business Program.1: - Reflective Thinking
KEYWORDS:  Bloom's: Knowledge
 
79. A recent issue of a national magazine reported that in a national public opinion survey conducted among 2,000 individuals, 56% were in favor of gun control, 40% opposed gun control, and 4% had no opinion on the subject.
a.What is the sample in this survey?
b.Based on the sample, what percentage of the population would you think is in favor of gun control?
 
c.Based on the sample, what percentage of the population would you think have no opinion on the subject?
 
 
ANSWER:  a.the 2,000 individuals who were approached
b.56%
c.4%
POINTS:  1
DIFFICULTY:  Easy
REFERENCES:  Statistical Inference
LEARNING OBJECTIVES:  MBST.ASWC.18.01.05 - 1.5
NATIONAL STANDARDS:  United States - Business Program.1: - Reflective Thinking
KEYWORDS:  Bloom's: Knowledge
 
80. A pharmaceutical company is performing clinical trials on a new drug that is intended to relieve symptoms for allergy sufferers. Twelve percent of the 300 clinical trial participants experienced dry mouth as a side effect.
a.What is the population being studied?
b.What is the sample being studied?
c.Based on the sample, what percentage of the population do you think would suffer from dry mouth?
 
ANSWER:  a.all allergy sufferers
b.the 300 participants
c.12%
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POINTS:  1
DIFFICULTY:  Easy
REFERENCES:  Statistical Inference
LEARNING OBJECTIVES:  MBST.ASWC.18.01.05 - 1.5
NATIONAL STANDARDS:  United States - Business Program.1: - Reflective Thinking
KEYWORDS:  Bloom's: Knowledge
 
81. A polling organization conducts a telephone poll of 850 registered voters and asks which candidate they will vote for in the upcoming presidential election. Forty-three percent of the respondents prefer candidate A and 45% prefer candidate B.
a.What is the population being studied?
b.What is the sample being studied?
c.Based on the sample, what percentage of the population do you think would vote for candidate B?
 
 
ANSWER:  a.all registered voters
b.the 850 registered voters who were polled
c.45%
POINTS:  1
DIFFICULTY:  Easy
REFERENCES:  Statistical Inference
LEARNING OBJECTIVES:  MBST.ASWC.18.01.05 - 1.5
NATIONAL STANDARDS:  United States - Business Program.1: - Reflective Thinking
KEYWORDS:  Bloom's: Knowledge
 
82. The following table shows the starting salaries of a sample of recent business graduates.


 Income ($1000s)Number of Graduates 
 15 − 1940 
 20 − 2460 
 25 − 2980 
 30 − 3418 
 35 − 39  2 
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a.What percentage of graduates in the sample had starting salaries of at least $30,000?
b.Of the graduates in the sample, what percentage had starting salaries of less than $25,000?
c.Based on this sample, what percentage of all business graduates do you estimate to have starting salaries of at least $20,000?
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ANSWER:  a.10%
b.50%
c.80%
POINTS:  1
DIFFICULTY:  Easy
REFERENCES:  Statistical Inference
LEARNING OBJECTIVES:  MBST.ASWC.18.01.05 - 1.5
NATIONAL STANDARDS:  United States - Business Program.1: - Reflective Thinking
KEYWORDS:  Bloom's: Knowledge
 
83. Michael, Inc., a manufacturer of electric guitars, is a small firm with 50 employees. The table below shows the hourly wage distribution of the employees.


 Hourly Wages (In Dollars)Number of Employees 
 10 − 13.99  8 
 14 − 17.9912 
 18 − 21.9920 
 22 − 25.9910 
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a.How many employees receive hourly wages of at least $18?
b.What percentage of the employees has hourly wages of at least $18?
c.What percentage of the employees has hourly wages of less than $14?