For this assignment (correlation and regression) – you ...



1. (5 points) Complete the following table. You only need to fill in either the Lower Diagonal or Upper Diagonal portion of the table (not both), then answer the following questions based on the tabled information and the SPSS output.

Correlations for Entire Sample (N = )

| |Test 1 |Test 2 |Test 3 |Test 4 |

|Test 1 |1.00 | | | |

|Test 2 | |1.00 | | |

|Test 3 | | |1.00 | |

|Test 4 | | | |1.00 |

Which pair of tests has the strongest overall correlation?

and r =

Which pair of tests has the strongest positive correlation?

and r =

Which pair of tests has the strongest negative correlation?

and r =

Which pair of tests has the weakest overall correlation?

and r =

Which pair of tests has the weakest positive correlation?

and r =

Which pair of tests has the weakest negative correlation?

and r =

Which pairs of tests had a correlation significantly greater than (different from) zero? Hint: you will need to look back at the SPSS output.

2. (5 points) Complete the following table. You only need to fill in either the Lower Diagonal or Upper Diagonal portion of the table (not both), then answer the following questions based on the tabled information and the SPSS output.

Correlations for Boys (N = )

| |Test 1 |Test 2 |Test 3 |Test 4 |

|Test 1 |1.00 | | | |

|Test 2 | |1.00 | | |

|Test 3 | | |1.00 | |

|Test 4 | | | |1.00 |

Which pair of tests has the strongest overall correlation?

and r =

Which pair of tests has the strongest positive correlation?

and r =

Which pair of tests has the strongest negative correlation?

and r =

Which pair of tests has the weakest overall correlation?

and r =

Which pair of tests has the weakest positive correlation?

and r =

Which pair of tests has the weakest negative correlation?

and r =

Which pairs of tests had a correlation significantly greater than (different from) zero? Hint: you will need to look back at the SPSS output.

3. (5 points) Complete the following table. You only need to fill in either the Lower Diagonal or Upper Diagonal portion of the table (not both), then answer the following questions based on the tabled information and the SPSS output.

Correlations for Girls (N = )

| |Test 1 |Test 2 |Test 3 |Test 4 |

|Test 1 |1.00 | | | |

|Test 2 | |1.00 | | |

|Test 3 | | |1.00 | |

|Test 4 | | | |1.00 |

Which pair of tests has the strongest overall correlation?

and r =

Which pair of tests has the strongest positive correlation?

and r =

Which pair of tests has the strongest negative correlation?

and r =

Which pair of tests has the weakest overall correlation?

and r =

Which pair of tests has the weakest positive correlation?

and r =

Which pair of tests has the weakest negative correlation?

and r =

Which pairs of tests had a correlation significantly greater than (different from) zero? Hint: you will need to look back at the SPSS output.

Correlations - Entire Sample

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Correlations - Gender = 1 Boys

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Correlations - Gender = 2 Girls

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