Thursday, November 17, 2011

HOMEWORK FOR MONDAY:
3.1 Measuring linear association: correlation
3.1 Facts about correlation -Know the basic properties of correlation.
-Calculate and interpret correlation.
-Explain how the correlation r is influenced by extreme observations.

Read/notes
p. 150-157
p. 160; #15-18 21, 25, 27-32

3.2 Least squares regression
3.2 Interpreting a regression line
3.2 Prediction -Interpret the slope and y-intercept of a least-squares regression line.
-Use the least-squares regression line to predict y for a given x.
-Explain the dangers of extrapolation.

Read/notes
p. 164-167
p. 191; #35, 37

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