The following table is used by a number of questions below. A survey by Yahoo Finance...
The following table is used by a number of questions below. A survey by Yahoo Finance found that 59% of American workers say that if they can do it all over again, they would choose a different career. The survey also found that 33% of workers say they plan to retire early and 67% plan to retire at age 65 or older. Suppose the survey results are as detailed below.
|
Retire Early |
||||
|
Yes |
No |
All |
||
|
Career |
Same |
.20 |
.21 |
.41 |
|
Different |
.13 |
.46 |
.59 |
|
|
All |
.33 |
.67 |
- What is the probability a worker would pick the same career?
- What is the probability that a worker who would select the same career plans to retire early?
- What is the probability a worker who would select a different career plans to retire early?
- What do the answers to the above questions tell you about the reasons workers say they would select the same career?
- What do the answers tell you about the reasons why people plan to retire early?
Homework Answers
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The following table is used by a number of questions below. A
survey by Yahoo Finance...
A joint survey by Parade magazine and Yahoo! found that 59% of American workers say that...
A joint survey by Parade magazine and Yahoo! found that 59% of
American workers say that if they could do it all over again, they
would choose a different career (USA Today, September 24, 2012).
The survey also found that 33% of American workers say they plan to
retire early and 67% say they plan to wait and retire at age 65 or
older. Assume that the following joint probability table applies.
Excel File: data04-37.xls a.
a. What is the...
A joint survey by Parade magazine and Yahoo! found that 59% of American workers say that...
A joint survey by Parade magazine and Yahoo! found that 59% of American workers say that if they could do it all over again, they would choose a different career (USA Today, September 24, 2012). The survey also found that 33% of American workers say they plan to retire early and 67% say they plan to wait and retire at age 65 or older. Assume that the following joint probability table applies. Excel File: data04-37.xls a. What is the probability...
A joint survey by a magazine and a website found that 57% of workers say that...
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The table below summarizes results from a study of people who refused to answer survey questions.
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FROM DATA TO DECISION Critical Thinking: What does the survey tell us? Surveys have become an integral pa is so important that every citizen have the ability to interpret survey results, surveys are the focus of this project. rt of our lives. Because it The Pew Research Center recently conducted a survey of 1007 U.S. adults and found that 85% of those surveyed know what Twitter is Analyzing the Data 3. Explain why it would or would not be okay...
Please help with all the questions thanks a head of time! 3. What proportion of workers...
Please help with all the
questions thanks a head of time!
3. What proportion of workers who say they have slept on 1. (1 point) A glass jar contains 5 red, 3 blue and 2 green the job are government professionals? jelly beans. 3. (1 point) Zap Media is a major video distributor that pur chases blank DVDs from two sources: Media Makers, which 1. 1. IfI randomly select one jelly bean from the jar, what is the chance it...
A joint survey by Parade magazine and Yahoo! found that 59% of
American workers say that if they could do it all over again, they
would choose a different career (USA Today, September 24, 2012).
The survey also found that 33% of American workers say they plan to
retire early and 67% say they plan to wait and retire at age 65 or
older. Assume that the following joint probability table applies.
Excel File: data04-37.xls a.
a. What is the...
A recent survey was conducted to determine if political party has an impact on whether a person believes that higher education is necessary for career advancement. In the survey, 410 Republicans and 409 Democrats were surveyed. Of the Republicans, 36% believed that higher education was necessary for people to advance their career. This is very different from the 65% of Democrats surveyed who stated that higher education was necessary. The calculations were statistically significant at the 0.01 level of significance....
The weights (in pounds) of 30 preschool children are listed below. Find the five-number summary. 25 29 25 26 26.5 27 27 27.5 28 28 28.5 29 30 30 30.5 31 31 32 32.5 32.5 33 34 34.5 35 35 37 37 38 38 33 O A. Min = 25, Q1 = 28, Q2 = 30.5, Q3 = 34, Max = 38 O B. Min = 25, Q1 = 27.5, Q2 = 30.5, Q3 = 33.5, Max = 38 C....
FROM DATA TO DECISION Critical Thinking: What does the survey tell us? Surveys have become an integral pa is so important that every citizen have the ability to interpret survey results, surveys are the focus of this project. rt of our lives. Because it The Pew Research Center recently conducted a survey of 1007 U.S. adults and found that 85% of those surveyed know what Twitter is Analyzing the Data 3. Explain why it would or would not be okay...
Please help with all the
questions thanks a head of time!
3. What proportion of workers who say they have slept on 1. (1 point) A glass jar contains 5 red, 3 blue and 2 green the job are government professionals? jelly beans. 3. (1 point) Zap Media is a major video distributor that pur chases blank DVDs from two sources: Media Makers, which 1. 1. IfI randomly select one jelly bean from the jar, what is the chance it...
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