Question

Questions 6 to 10 are based on the problem below:

Compute the Pearson
Correlation Coefficient, *r*, for the following data

X |
Y |

2 |
3 |

3 |
1 |

6 |
5 |

4 |
4 |

5 |
2 |

The Pearson
Correlation, *r* is

Answer #1

Solution:

X | Y | XY | X^2 | Y^2 |

2 | 3 | 6 | 4 | 9 |

3 | 1 | 3 | 9 | 1 |

6 | 5 | 30 | 36 | 25 |

4 | 4 | 16 | 16 | 16 |

5 | 2 | 10 | 25 | 4 |

n | 5 |

sum(XY) | 65.00 |

sum(X) | 20.00 |

sum(Y) | 15.00 |

sum(X^2) | 90.00 |

sum(Y^2) | 55.00 |

Numerator | 25.00 |

Denominator | 50.00 |

r | 0.5000 |

r square | 0.2500 |

Xbar(mean) | 4.0000 |

Ybar(mean) | 3.0000 |

SD(X) | 1.4142 |

SD(Y) | 1.4142 |

b | 0.5000 |

a | 1.0000 |

r = 0.5000

The Pearson Correlation, *r* is
**0.5000**

Compute the Pearson Correlation coefficient for the following
data (SSx= 10, and SSy= 10 )
X
Y
2
3
3
1
6
5
4
4
5
2

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

Determine the Pearson product-moment correlation coefficient for
the following data.
x
1
11
9
6
4
3
2
y
10
4
6
5
7
7
10
(Do not round the intermediate values. Round your
answer to 3 decimal places.)
Correlation coefficient, r =

Determine the Pearson product-moment correlation coefficient for
the following data.
x 1 11 9 6 4 3 2
y 10 4 5 5 7 7 8
(Do not round the intermediate values. Round your answer to 3
decimal places.)
Correlation coefficient, r =

Determine the Pearson product-moment correlation coefficient for
the following data.
x 1 10 9 7 5 3 2
y 8 4 6 5 7 7 8
(Do not round the intermediate values. Round your answer to 3
decimal places.)
Correlation coefficient, r =

For the data below, compute the Pearson correlation and find the
regression equation for predicting Y from
X.
X Y
1 2
2 3
4 2
5 6
8 7
Part 1:
What is SSX?

Determine the Pearson product-moment correlation coefficient for
the following data.
x 1 10 9 8 4 3 2
y 10 4 4 5 7 7 9
(Do not round the intermediate values. Round your answer to 3
decimal places.)
Correlation coefficient, r =

Compute the Pearson correlation for the following data.
X Y
7 3
3 1
6 5
4 4
5 2

Determine the Pearson product-moment correlation coefficient for
the following data.
x 1 10 9 8 4 3 2
y 10 4 4 5 7 7 10

Determine the Pearson product-moment correlation coefficient for
the following data.
x 1 11 9 8 5 3 2
y 9 4 5 5 7 7 10
(Do not round the intermediate values. Round your
answer to 3 decimal places.)
Correlation coefficient, r =

ADVERTISEMENT

Get Answers For Free

Most questions answered within 1 hours.

ADVERTISEMENT

asked 40 minutes ago

asked 57 minutes ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 2 hours ago

asked 2 hours ago

asked 2 hours ago