Question
Gender Ever Smoked Total Yes No Male 7 7 14 Female 35 21 56 Total 42...
|
Gender |
Ever Smoked |
Total |
|
|
Yes |
No |
||
|
Male |
7 |
7 |
14 |
|
Female |
35 |
21 |
56 |
|
Total |
42 |
28 |
70 |
Use the table populated above to calculate the following:
- The probability of randomly selecting a teenager from this sample that is female and smoke marijuana.
- The probability of randomly selecting a teenager from this sample that smokes.
- Are the events “Smoked” and “Male” independent? Why or why not?
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
StudentNO Gender Height in inchese 1 Female 63 2 Female 64.0 3 Male 67.0 4 Female...
StudentNO
Gender
Height in inchese
1
Female
63
2
Female
64.0
3
Male
67.0
4
Female
59
5
Male
60
6
Female
61
7
Female
62
8
Female
63
9
Female
63
10
Female
64
11
Male
64
12
Female
65
13
Female
65
14
Female
65
15
Female
65
16
Female
66
17
Female
66
18
Male
67
19
Male
67
20
Male
67
21
Female
67
22
Male
67
23
Male
67
24
Female
67.5
25
Male
68...
Currently Enrolled Course Gender Engnr 10 Math 100 Physics 101 Total Female 40 20 20 80...
Currently Enrolled Course
Gender
Engnr 10
Math 100
Physics 101
Total
Female
40
20
20
80
Male
120
60
60
240
Total
160
80
80
320
a. Selecting a student at random, what is the probability that
the student is enrolled in Physics 101?
b. If we randomly select a male student, what is the probability
that he is enrolled in Physics 101?
Using percentages (probabilities) from part a and part b, Is
enrolling in Physics 101 independent of a...
Identification Number Field Choice Gender 1 Business Male 2 Other Female 3 Business Female 4 Science...
Identification Number
Field Choice
Gender
1
Business
Male
2
Other
Female
3
Business
Female
4
Science
Female
5
Science
Male
6
Other
Female
7
Business
Male
8
Science
Male
9
Science
Male
10
Business
Female
11
Other
Female
12
Other
Male
13
Business
Male
14
Business
Female
15
Science
Male
16
Business
Female
17
Science
Male
18
Science
Female
19
Science
Female
20
Business
Female
21
Other
Male
22
Business
Male
23
Business
Female
24
Other
Male
25
Other
Male...
Gender Age Group Rating Total Male Female 21–24 25–34 35–49 Extremely appealing (5) 151 68 83...
Gender
Age Group
Rating
Total
Male
Female
21–24
25–34
35–49
Extremely
appealing
(5)
151
68
83
48
66
37
(4)
91
51
40
36
36
19
(3)
36
21
15
9
12
15
(2)
13
7
6
4
6
3
Not at all appealing
(1)
9
3
6
4
3
2
d) Is a male who gives the phrase a rating of
4. (Round your answer to 4 decimal places.)
Probability
(e) Is a 35- to 49-year-old who gives...
1. A random number generator is used to select a number from 1 to 500 ?(inclusively)....
1. A random number generator is used to select a number from 1
to
500 ?(inclusively).
What is the probability of selecting the number 595
?
What is the probability?
2.Identify the sample space of the probability experiment and
determine the number of outcomes in the sample space.
-Randomly choosing an even number between 10 and 20,
inclusive
The sample space is?
(Use a comma to separate answers)
There are _____ outcomes in the sample space
3. Determine the number...
Do male and female students study the same amount per week? In 2007, 58 sophomore business...
Do male and female students study the
same amount per week? In 2007, 58 sophomore business students were
surveyed at a large university that has more than 1,000 sophomore
business students each year. The file Study Times
contains the gender and the number of hours spent studying in a
typical week for the sampled students.
At the 0.05 level of significance, is there a difference in the
variance of the study time for male students and female
students?
Using the...
MALE :Student # Gender Height Shoe Age Hand 1 M 67 10 19 R 2 M...
MALE :Student # Gender Height Shoe Age Hand
1 M 67 10 19 R
2 M 74 12 17 R
3 M 72 11.5 19 R
4 M 69 10 35 R
5 M 66 9 18 R
6 M 71 10.5 17 R
7 M 72 10.5 17 R
8 M 66 10 20 R
9 M 67 10 18 R
10 M 71 10.5 24 R
11 M 66 10 21 R
12 M 71 10.5 18 R...
Student # Gender Height Shoe Age Hand 1 F 68 8.5 20 R 2 F 60...
Student # Gender Height Shoe Age Hand
1 F 68 8.5 20 R
2 F 60 5.5 27 R
3 F 64 7 31 R
4 F 67 7.5 19 R
5 F 65 8 20 R
6 F 66 9 29 R
7 F 62 9.5 30 L
8 F 63 8.5 18 R
9 F 60 5 19 L
10 F 63 7.5 42 R
11 F 61 7 20 R
12 F 64 7.5 17 R
13...
1. A group of people were asked if they had run a red light in the...
1. A group of people were asked if they had run a red light in
the last year. 380 responded "yes", and 328 responded "no".
Find the probability that if a person is chosen at random,
they have run a red light in the last year.
Give your answer as a fraction or decimal
2. Giving a test to a group of students, the grades and gender
are summarized below
A B C Total
Male 19 6 12 37
Female...
Bag Blue Orange Green Yellow Red Brown Total Number of Candies 1 7 23 9 11...
Bag
Blue
Orange
Green
Yellow
Red
Brown
Total Number of Candies
1
7
23
9
11
4
6
60
2
16
16
4
7
9
4
56
3
14
14
3
10
5
11
57
4
13
14
7
8
8
6
56
5
18
12
7
10
5
7
59
6
12
9
11
9
8
8
57
7
15
16
6
6
6
8
57
8
15
17
8
4
6
7
57
9
12
14
10
5...
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 3 minutes ago
asked 6 minutes ago
asked 14 minutes ago
asked 14 minutes ago
asked 15 minutes ago
asked 22 minutes ago
asked 36 minutes ago
asked 43 minutes ago
asked 54 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago