The document contains data on x and y values for 16 data points. It calculates the sum, mean, standard deviation, correlation coefficient, and line of best fit equation for the data. The line of best fit is determined to be y = 0.0145x - 4.6346 with an R2 value of 0.444, indicating a moderate positive correlation between x and y.

1. 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
∑
scx=
scy=
scxy=
r=
r2
2214.39178
4833535.5
1469.1
1495.6
1496.7
1527.6

2. x y
1262.4 12.3
1285.1 15.7
1305.3 14.8
1310.7 14.9
1319.1 14
1325.6 16
1350.9 14.1
1391.9 13.3
1402.6 16.6
1412.5 15.7
1434.3 16
1469.1 16.2
1495.6 15
1496.7 19.9
1527.6 18
20789.4 232.5
101564.436
48.28
1475.48
0.66631389
0.4439742
1469.1
1495.6
1496.7
1527.6

3. x2 y2
1593653.76 151.29
1651482.01 246.49
1703808.09 219.04
1717934.49 222.01
1740024.81 196
1757215.36 256
1824930.81 198.81
1937385.61 176.89
1967286.76 275.56
1995156.25 246.49
2057216.49 256
2158254.81 262.44
2236819.36 225
2240110.89 396.01
2333561.76 324
28914841.3 3652.03
a1 0.014527526
a0 -4.63457014
x y=
1262.4 13.70497887
1285.1 14.03475371
1305.3 14.32820974
1310.7 14.40665838
1319.1 14.5286896
1325.6 14.62311852
1350.9 14.99066493
1391.9 15.58629351
1402.6 15.74173804
1412.5 15.88556054
1434.3 16.20226061
1469.1 16.70781852
1495.6 17.09279797
1496.7 17.10877825
1527.6 17.5576788

4. xy
15527.52
20176.07
19318.44
19529.43
18467.4
21209.6
19047.69
18512.27
23283.16
22176.25
22948.8
23799.42
22434
29784.33
27496.8
323711.18

5. a1
n.xy 4855667.7
x.y 4833535.5
n.x2 433722619
(sx)2 432199152
22
20
y = 0.0145x
R² = 0.444
18
16
14
12
10
1200 1250 1300

6. = 22132.2
= 1523466.54
y = 0.0145x - 4.6346
R² = 0.444
1350 1400 1450 1500

7. a0
sx 2 . Sy
x. sxy
n . Sx 2
(sx)2
1500 1550

8. 6722700592.95
6729761205.49
433722618.9
432199152.4
1550

9. = -7060612.54
= 1523466.54