Question

Calculate the linear correlation coefficient for the data
below.

Calculate
the linear correlation coefficient for the data below.

x : 4, 6, 13, 10, 8, 7, 9, 11, 12, 5

y : 17, 12, 0, 5, 9, 10, 7, 2, 1, 14

Answer #1

X |
Y |
X*Y |
X2 |
Y2 |

4 | 17 | 68 | 16 | 289 |

6 | 12 | 72 | 36 | 144 |

13 | 0 | 0 | 169 | 0 |

10 | 5 | 50 | 100 | 25 |

8 | 9 | 72 | 64 | 81 |

7 | 10 | 70 | 49 | 100 |

9 | 7 | 63 | 81 | 49 |

11 | 2 | 22 | 121 | 4 |

12 | 1 | 12 | 144 | 1 |

5 | 14 | 70 | 25 | 196 |

sum= 85 | sum = 77 | sum= 499 | sum= 805 | sum= 889 |

**ANS : - 0.995**

Calculate the correlation coefficient, r, for the data
below.
Calculate the correlation coefficient, r, for the data
below.
X= -10 -8 -1 -4 -6 -7 -5 -3 -2 -9
Y= -15 -13 4 -4 -7 -11 -6 -2 1 -13

Based on the data shown below, calculate the correlation
coefficient (to three decimal places)
x
y
4
30.64
5
33.35
6
33.86
7
38.37
8
39.28
9
43.69
10
44.3
11
48.21
12
50.62
13
51.73
14
55.24
15
56.35
16
59.56
17
61.87
18
66.98

Based on the data shown below, calculate the correlation
coefficient (rounded to three decimal places)
x
y
5
17.78
6
18.86
7
16.44
8
17.32
9
18.4
10
17.08
11
16.26
12
16.94
13
16.92
14
14

Based on the data shown below, calculate the correlation
coefficient (to three decimal places)
x
y
4
44.7
5
45.55
6
41.3
7
38.35
8
37.9
9
34.55
10
31.8
11
28.95
12
28.6
13
23.25
14
23.1
15
19.15
16
17.9

Based on the data shown below, calculate the correlation
coefficient (rounded to three decimal places)
x
y
5
10.7
6
11.76
7
9.72
8
10.78
9
13.94
10
13.3
11
13.06
12
15.12
13
16.68
14
14.84
15
15.1
16
17.96

Based on the data shown below, calculate the correlation
coefficient (to three decimal places)
independent
dependent
4
29.52
5
27.39
6
25.26
7
24.33
8
23.2
9
19.27
10
18.44
11
15.01
12
16.38
13
12.75
14
11.52
15
7.39
16
5.76
17
7.03
18
5

Based on the data shown below, calculate the correlation
coefficient (rounded to three decimal places)
x
y
1
8.32
2
12.24
3
11.46
4
15.78
5
20.2
6
20.42
7
23.94
8
27.96
9
27.48
10
31.5
11
33.82
12
38.24

Based on the data shown below, calculate the correlation
coefficient (rounded to three decimal places)
x
y
4
18.2
5
18.05
6
14.8
7
12.65
8
8.7
9
4.65
10
2.7
Submit Question

Compute the linear correlation coefficient from the given table.
X 1 2 4 6 7 Y 17 13 9 6 4

Based on the data shown below, calculate the correlation
coefficient (to three decimal places)
x
y
3
6.76
4
6.55
5
9.54
6
6.53
7
7.52
8
5.71
9
5

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