Question

Based on the data shown below, calculate the correlation
coefficient (to three decimal places)

x | y |
---|---|

5 | 65.8 |

6 | 68.4 |

7 | 73.6 |

8 | 70.8 |

9 | 75.8 |

10 | 77.4 |

r=r=

Answer #1

x |
y |
xy |
x² |
y² |

5 | 65.8 | 329 | 25 | 4329.64 |

6 | 68.4 | 410.4 | 36 | 4678.56 |

7 | 73.6 | 515.2 | 49 | 5416.96 |

8 | 70.8 | 566.4 | 64 | 5012.64 |

9 | 75.8 | 682.2 | 81 | 5745.64 |

10 | 77.4 | 774 | 100 | 5990.76 |

Σx=45 |
Σy=431.8 |
Σxy=3277.2 |
Σx²=355 |
Σy²=31174.2 |

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

Based on the data shown below, calculate the correlation
coefficient (rounded to three decimal places)
x
y
5
21.15
6
24.16
7
26.07
8
26.18
9
29.09
10
31

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

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 (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 (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
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

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

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