The data in the table below consist of measurements y₁, y2, y3, and yn of the ramus bone at four different ages on each of 20 boys. 1. Find y. 2. Find Sn 3. Find R Ramus Bone Length at Four Different Ages for 20 Boys. Age Individual 8 yr (y₁) 1 47.8 2 46.4 46.3 45.1 47.6 52.5 51.2 49.8 48.1 45 51.2 48.5 52.1 48.2 49.6 50.7 47.2 53.3 46.2 46.3 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 8½ yr (y₂) 48.8 47.3 46.8 45.3 48.5 53.2 53 50 50.8 47 51.4 49.2 52.8 48.9 50.4 51.7 47.7 54.6 47.5 47.6 9 yr (Y3) 49 47.7 47.8 46.1 48.9 53.3 54.3 50.3 52.3 47.3 51.6 53 53.7 49.3 51.2 52.7 48.4 55.1 48.1 51.3 92 yr (Y4) 49.7 48.4 48.5 47.2 49.3 53.7 54.5 52.7 54.4 48.3 51.9 55.5 55 49.8 51.8 53.3 49.5 55.3 48.4 51.8
The data in the table below consist of measurements y₁, y2, y3, and yn of the ramus bone at four different ages on each of 20 boys. 1. Find y. 2. Find Sn 3. Find R Ramus Bone Length at Four Different Ages for 20 Boys. Age Individual 8 yr (y₁) 1 47.8 2 46.4 46.3 45.1 47.6 52.5 51.2 49.8 48.1 45 51.2 48.5 52.1 48.2 49.6 50.7 47.2 53.3 46.2 46.3 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 8½ yr (y₂) 48.8 47.3 46.8 45.3 48.5 53.2 53 50 50.8 47 51.4 49.2 52.8 48.9 50.4 51.7 47.7 54.6 47.5 47.6 9 yr (Y3) 49 47.7 47.8 46.1 48.9 53.3 54.3 50.3 52.3 47.3 51.6 53 53.7 49.3 51.2 52.7 48.4 55.1 48.1 51.3 92 yr (Y4) 49.7 48.4 48.5 47.2 49.3 53.7 54.5 52.7 54.4 48.3 51.9 55.5 55 49.8 51.8 53.3 49.5 55.3 48.4 51.8
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter38: Achievement Review—section Three
Section: Chapter Questions
Problem 13AR
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Transcribed Image Text:The data in the table below consist of measurements y₁, y2, y3, and yn of the ramus bone at four
different ages on each of 20 boys.
1. Find y.
2. Find Sn
3. Find R
Ramus Bone Length at Four Different Ages for 20 Boys.
Age
Individual
1
23
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
8 yr (yi)
47.8
46.4
46.3
45.1
47.6
52.5
51.2
49.8
48.1
45
51.2
48.5
52.1
48.2
49.6
50.7
47.2
53.3
46.2
46.3
8½ yr
(Y2)
48.8
47.3
46.8
45.3
48.5
53.2
53
50
50.8
47
51.4
49.2
52.8
48.9
50.4
51.7
47.7
54.6
47.5
47.6
9 yr
(Y3)
49
47.7
47.8
46.1
48.9
53.3
54.3
50.3
52.3
47.3
51.6
53
53.7
49.3
51.2
52.7
48.4
55.1
48.1
51.3
9½ yr
(Y4)
49.7
48.4
48.5
47,2
49.3
53.7
54.5
52.7
54.4
48.3
51.9
55.5
55
49.8
51.8
53.3
49.5
55.3
48.4
51.8
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