The summary statistics for number of colonies and year are listed below. The correlation between number of colonies and year is -0.4098 . Year: mean = 2003.5000, standard deviation = 5.3385 Colonies: mean = 2546.0556, standard deviation = 108.8698 3. The equation for the regression line is y = 4.Complete the following sentence to interpret the slope of the regression line: In 1 year, the number of colonies is expected to decrease v by 5. Use the regression equation to estimate the number of colonies in 2009.

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100%
1995
2000
2005
2010
Year
0027
0097
007
Colonies
Transcribed Image Text:1995 2000 2005 2010 Year 0027 0097 007 Colonies
The summary statistics for number of colonies and year are listed below. The correlation between number of colonies and year is -0.4098.
Year: mean =
2003.5000, standard deviation = 5.3385
Colonies: mean =
2546.0556, standard deviation = 108.8698
3. The equation for the regression line is y =
+
4.Complete the following sentence to interpret the slope of the regression line:
In 1 year, the number of colonies is expected to decrease v by
5. Use the regression equation to estimate the number of colonies in 2009.
6. The actual number of colonies in 2009 was 2498. Complete the following sentence:
The residual for yr is
This means the number of colonies in 2009 is
A. lower than
B. the same as
C. higher than
the number of colonies predicted by the regression model.
Transcribed Image Text:The summary statistics for number of colonies and year are listed below. The correlation between number of colonies and year is -0.4098. Year: mean = 2003.5000, standard deviation = 5.3385 Colonies: mean = 2546.0556, standard deviation = 108.8698 3. The equation for the regression line is y = + 4.Complete the following sentence to interpret the slope of the regression line: In 1 year, the number of colonies is expected to decrease v by 5. Use the regression equation to estimate the number of colonies in 2009. 6. The actual number of colonies in 2009 was 2498. Complete the following sentence: The residual for yr is This means the number of colonies in 2009 is A. lower than B. the same as C. higher than the number of colonies predicted by the regression model.
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