Question
A poll was taken of 15,341 working adults aged 40-70 to determine their level of education....
A poll was taken of 15,341 working adults aged 40-70 to
determine their level of education. The participants were
classified by sex and by level of education. The results are shown
below.
| Education Level | Male | Female | Total |
|---|---|---|---|
| High School or Less | 3287 | 3392 | 6679 |
| Bachelor's Degree | 3937 | 3754 | 7691 |
| Master's Degree | 400 | 451 | 851 |
| Ph.D. | 58 | 62 | 120 |
| Total | 7682 | 7659 | 15,341 |
A person is selected at random. Compute the following
probabilities.
(a) What is the probability that the selected person does not have
a Ph.D.?
(b) What is the probability that the selected person does not have
a Master's degree?
(c) What is the probability that the selected person is female or
has a Master's degree?
(d) What is the probability that the selected person is male or has
a Ph.D.?
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
The educational level and employment status for a number of adults in a city is summarized...
The educational level and employment status for a number of
adults in a city is summarized on the accompanying table. One
person is to be selected at random.
No Hight School
High School
Some Post-secondary Education
Post-secondary Degree
Total
Employed
20
85
65
110
280
Unemployed
18
31
17
9
75
Total
38
116
82
119
355
a) What is the probability the selected person has a
post-secondary degree or is employed? [1]
b) Are the events “selecting a person...
A survey described the results of a poll of working adults in Canada. Each person in...
A survey described the results of a poll of working adults in
Canada. Each person in a random sample was classified according to
gender and the number of vacation days he or she usually took each
year. The resulting data are summarized in the given table.
Days of Vacation
Gender
Male
Female
None
51
42
1-5
21
25
6-10
67
79
11-15
105
94
16-20
71
70
21-25
82
58
More than 25
118
79
(a) Is it reasonable to...
In a recent survey of consumer confidence, 160 respondents were classified by their level of education....
In a recent survey of consumer confidence, 160 respondents were
classified by their level of education. The results are shown
below.
Confidence
Education
Total
High school
college
university
Low
13
17
15
45
Medium
27
22
13
62
High
32
14
7
53
Total
72
53
35
160
If one of the
consumers' surveys is randomly selected, answer the following
questions.
What is the probability that the respondent has low confidence
or has high school...
read Seasons of Love chapter:measuring a child's life after suicide. please answer the questions : reflect...
read Seasons of Love chapter:measuring a child's life
after suicide. please answer the questions : reflect on what
happens to the families when there is a suicide in the family,
based on the Seasons of Love chapter...how should people be told?
What details are best left unshared?
below is the story
These theories may have a certain face-validity, but they often
neglect environmental or contextual factors that are innate to
answering the question of “why” a person might engage in...
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 25 minutes ago
asked 36 minutes ago
asked 41 minutes ago
asked 50 minutes ago
asked 54 minutes ago
asked 56 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 2 hours ago
asked 2 hours ago