If you obtained all possible random samples of size 6 as above and computed the mean from each sample, the variance of sample means would be _________. a 21.523 b 10.859 c 3.587 d 2.986
If you obtained all possible random samples of size 6 as above and computed the mean from each sample, the variance of sample means would be _________. a 21.523 b 10.859 c 3.587 d 2.986
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.2: The Law Of Cosines
Problem 3E
Related questions
Question
| 4 | If you obtained all possible random samples of size 6 as above and computed the |
|||||||||
| a | 21.523 | |||||||||
| b | 10.859 | |||||||||
| c | 3.587 | |||||||||
| d | 2.986 |
Transcribed Image Text:Question 1-3 are related
Students in the population of all students taking E270 were asked each to state the student's commuting distance to the
IUPUI compus. The data (miles) is shown below:
Use the data to answer the following 4 questions.
14.1
9.4
23
14.2
16
17.1
7.9
12.5
7.3
8.2
17.8
15.7
7.9
4.1
9.9
21
2.7
13.4
14.9
17.9
19.7
14.4
12.5
17.4
6.7
16
21.4
16.7
10.1
18.5
19.9
13.3
5.9
16.3
13.6
12.5
11.7
18.3
16.3
9.8
14.5
5.4
18.9
8.6
8.6
18.6
4.9
11.5
9.3
10.9
14.7
17.6
14.2
18.5
11.2
7.8
14.2
13
12.4
6.4
10.6
7.7
20.2
16.7
14.6
10.1
22.2
9.8
11.6
8.4
24.3
10.5
11.2
2.5
13.7
6.1
10.9
21.2
14.8
14
9.7
17.9
13.3
11.7
20.4
12.7
19
18.8
11.2
8.6
5.5
11.2
12.9
7.1
13.1
13.2
14
8.8
17.4
8.8
11
15.1
21.8
11.4
11.1
7.2
5.7
17.2
11.4
11.7
18.1
20.7
14.7
11
10.6
18.8
9.5
18.9
12.2
13.9
11.4
11.6
18
13.3
18.2
10
6.9
5.7
9.9
13.4
10.3
12.6
8.8
7
11
18.7
16.8
21.7
16.2
14.5
5.7
5.6
14.9
11.7
16.3
14.4
16.8
14.2
10.6
11
12.7
16.7
20.6
12
14.7
13.4
14.7
17.7
15.8
21
14.9
11.9
7.3
12.4
9.1
16.7
8.8
5.5
16.2
2.8
7.7
8.1
16
19.8
13.9
14.7
9.6
13.6
12.2
9.8
5.7
13.4
16.6
9.7
14.1
8.1
14
13.4
17.6
11.5
4.7
18.8
14.5
16.3
16.7
11.8
8.3
19.6
9.6
18.6
15.2
10.1
5.4
6.5
16.4
11.3
17.8
19.9
14.8
6.2
13.7
18.5
9.9
11.2
19
10.6
3.9
16.4
16.8
13
12.8
6.7
17.8
6.9
15.8
3.8
19.3
6.2
16.6
6.6
9.5
16.8
14.9
18.7
13.3
18.3
19.1
11.2
21.9
17.1
15.9
A random sample selected from the given population data yielded the following miles data:
14.7
11.2
15.7
11
19.8
13.1
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