Question
The following sample observations were selected. X 4 5 3 6 10 9 8 Y 4 6 5 7 7 8 3 I. Draw a
The following sample observations were selected.
| X | 4 | 5 | 3 | 6 | 10 | 9 | 8 |
| Y | 4 | 6 | 5 | 7 | 7 | 8 | 3 |
I. Draw a scatter diagram
II. Based on the scatter diagram, does there any appear to be any relationship between X and Y?
III. Calculate the product moment correlation coefficient and interpret.
IV. Determine the regression equation.
V. Determine the value of Y when X is equal to 20?
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Elementary Statistics
Authors: Robert R. Johnson, Patricia J. Kuby
11th Edition
978-053873350, 9781133169321, 538733500, 1133169325, 978-0538733502
