Scenario: The following table lists the typing speed as measured by a standard typing test for 12 college students, along with the number of pages they had to type for their Sociological Research Methods class. Use the data to answer the Three questions listed below. Make sure that you summarize and report if the results were significantusing the F ratio formula. Report your answers in the Computed Value Tables. Student Number of pages typed Typing speed Chris 37 73 Mary 6 24 Paul 12 36 Juan 24 72 Marcel 16 50 Olga 7 19 Ni 22 49 Nima 4 6 Sari 34 48 Jarrod 32 59 Kevin 17 38 Lisa 8 16
Homework for chapter 14
Scenario: The following table lists the typing speed as measured by a standard typing test for 12 college students, along with the number of pages they had to type for their Sociological Research Methods class. Use the data to answer the Three questions listed below. Make sure that you summarize and report if the results were significantusing the F ratio formula. Report your answers in the Computed Value Tables.
|
Student |
Number of pages typed |
Typing speed |
|
Chris |
37 |
73 |
|
Mary |
6 |
24 |
|
Paul |
12 |
36 |
|
Juan |
24 |
72 |
|
Marcel |
16 |
50 |
|
Olga |
7 |
19 |
|
Ni |
22 |
49 |
|
Nima |
4 |
6 |
|
Sari |
34 |
48 |
|
Jarrod |
32 |
59 |
|
Kevin |
17 |
38 |
|
Lisa |
8 |
16 |
Question #1
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Computed Values |
Record the Results for each value |
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∑x |
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∑y |
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∑xy |
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SSx |
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SSy |
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SP |
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r |
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a |
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b |
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Regression Equation |
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Using α = .05 test the significance of the regression equation. Use the value of r computed above to find SS residual and SS regression and round your answers to three decimal places for SS residual, SS regression, MS residual, MSregression. Round to two decimal places for F-ratio and F critical
Question #2
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Computed values Compute and record |
Record the Results for each value |
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SS residual |
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Df residual |
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SS regression |
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Df regression |
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MS residual |
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MS regression |
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F ratio |
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F critical |
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Question #3
APA summary: The regression equation for the given x and y values does/does not(underline one) for significant portion of the variance in the Y scores
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