This same researcher then selected at random one child from each of the eight families in which
Question:
X Y
1………………… 5
0………………… 3
2………………… 4
4………………… 7
2………………… 5
3………………… 9
1………………… 8
1………………… 4
a. Draw a scatter plot of the data.
b. Calculate the regression slope and Y-intercept.
c. Draw the regression line on the scatter plot.
d. Predict the happiness of an only child and of a child with two siblings.
e. Find the coefficients of determination and non-determination. What do they mean?
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Related Book For
Elementary Statistics In Social Research Essentials
ISBN: 9780205638000
3rd Edition
Authors: Jack A. Levin, James Alan Fox
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